frustrationSimulator Level 1 of the Dungeon (0, 0, D:1) a +0 hand axe (15, 31, D:1) a rat skeleton (16, 30, D:1) a +0 dagger (19, 26, D:1) 4 stones (41, 19, D:1) a frilled lizard corpse (skeletalised by now) (42, 4, D:1) a frilled lizard corpse (skeletalised by now) (45, 52, D:1) 5 poisoned darts (46, 50, D:1) a staff of air (50, 17, D:1) 4 stones (54, 33, D:1) a rat corpse (skeletalised by now) (55, 31, D:1) a frilled lizard corpse (skeletalised by now) (58, 16, D:1) a +0 leather armour Level 2 of the Dungeon [Shop] Plog's Assorted Antiques a scroll of enchant weapon (172 gold) a +3 mace of protection (473 gold) a +0 leather armour (46 gold) a wand of flame (29) (466 gold) a +4 vampiric short sword (713 gold) 3 scrolls of teleportation (207 gold) a potion of heal wounds (115 gold) a +0 falchion (69 gold) (0, 0, D:2) 3 scrolls of brand weapon (2, 5, D:2) a +0 mace (6, 26, D:2) a +0 ring mail (9, 28, D:2) a +0 sling (10, 28, D:2) a frilled lizard skeleton (11, -9, D:2) a +0 club a goblin corpse (skeletalised by now) (11, 28, D:2) a +0 leather armour (11, 32, D:2) 7 stones (12, -9, D:2) a +4 whip of venom a +0 animal skin a +0 helmet the hobgoblin corpse of Robin (skeletalised by now) (13, -9, D:2) a +0 dagger a +0 club a goblin corpse (skeletalised by now) (14, -9, D:2) a +2 dagger of flaming a +0 club (16, -9, D:2) a +0 club a goblin skeleton (21, -10, D:2) a +0 battleaxe (21, -9, D:2) a +0 dagger a goblin skeleton (28, 19, D:2) a hobgoblin skeleton (29, -14, D:2) a +0 dagger (30, -8, D:2) a +0 flail a +0 leather armour (31, -14, D:2) a +0 dagger (33, -14, D:2) a +0 dagger a goblin skeleton (35, 3, D:2) a hobgoblin skeleton (35, 26, D:2) a ball python skeleton (36, 3, D:2) a +2 antimagic whip (37, 19, D:2) a +0 club (47, 7, D:2) a +0 club a +0 robe the human corpse of Jessica (skeletalised by now) (50, 20, D:2) 2 stones Level 3 of the Dungeon (0, 0, D:3) a +2 flail of holy wrath (1, -5, D:3) a +0 dagger a +0 robe a +0 hand axe 3 boomerangs a +0 chain mail a +0 short sword an orc corpse (skeletalised by now) an orc corpse (skeletalised by now) (1, -3, D:3) a +0 flail a +0 ring mail an orc corpse (skeletalised by now) (2, -5, D:3) a +0 short sword a +0 short sword an orc skeleton (6, 11, D:3) a +0 club an orc skeleton (15, 32, D:3) 3 stones (19, 16, D:3) a bat skeleton (20, 17, D:3) a +0 club (21, 17, D:3) a frilled lizard skeleton (25, -18, D:3) 6 stones (31, -5, D:3) a ball python skeleton (37, 14, D:3) 4 atropa-tipped darts (40, -5, D:3) a +0 club a goblin corpse (skeletalised by now) (40, 9, D:3) an adder corpse (skeletalised by now) (47, 3, D:3) 5 stones a +0 whip a kobold skeleton (49, 0, D:3) a hobgoblin corpse (skeletalised by now) Level 4 of the Dungeon (0, 0, D:4) a hound corpse (skeletalised by now) (7, -6, D:4) an adder skeleton (8, -13, D:4) a +2 short sword of venom an orc skeleton (8, -11, D:4) a +0 dagger a +0 leather armour (9, -13, D:4) a +0 dagger a +0 hand axe an orc skeleton (11, -23, D:4) a +0 robe (12, -20, D:4) a +0 buckler (21, -1, D:4) a bat corpse (skeletalised by now) (21, 21, D:4) a +0 whip (22, 0, D:4) a bat corpse (skeletalised by now) (25, -1, D:4) a bat corpse (skeletalised by now) (27, -21, D:4) a +0 war axe 6 poisoned darts a +0 hand axe a boomerang (28, -21, D:4) a +0 whip an orc corpse (skeletalised by now) (29, -26, D:4) a +0 robe (33, 23, D:4) a +0 robe (35, -4, D:4) a +0 flail (39, -12, D:4) a quokka skeleton (44, 5, D:4) 9 stones (45, -18, D:4) 6 poisoned darts (47, -5, D:4) a ball python skeleton (47, 11, D:4) 5 stones (48, -6, D:4) a +0 club (48, 14, D:4) a +0 scale mail (50, -16, D:4) a +0 club (51, -17, D:4) a +0 dagger a +0 robe a +0 flail an orc corpse (skeletalised by now) (52, -17, D:4) a +0 hand axe a +0 hand axe an orc corpse (skeletalised by now) an orc corpse (skeletalised by now) Level 5 of the Dungeon (1, 16, D:5) a +0 whip a +0 leather armour (1, 17, D:5) a +0 short sword an orc corpse (skeletalised by now) (2, 16, D:5) a +0 short sword a +0 leather armour (3, 16, D:5) a +0 falchion a +0 scale mail (8, -18, D:5) 13 gold pieces (22, 16, D:5) a +0 short sword a +0 leather armour (23, 16, D:5) a +0 war axe a +0 dagger a +0 robe an orc skeleton (23, 17, D:5) a +0 dagger a +0 robe (32, 31, D:5) a +0 hand axe (34, 37, D:5) a +0 robe (37, -10, D:5) a hound corpse (skeletalised by now) (48, 28, D:5) a +1 whip of flaming a +0 robe the kobold corpse of Pikel (skeletalised by now) (53, 7, D:5) a +0 giant club (54, 17, D:5) a black bear corpse (skeletalised by now) (56, 33, D:5) 6 stones (57, 9, D:5) a +0 sling (58, 0, D:5) a +0 trident (61, 30, D:5) a +0 hand axe Level 6 of the Dungeon (0, 0, D:6) a +0 whip (12, 10, D:6) a +0 leather armour (14, -29, D:6) a +0 club a +0 ring mail an orc corpse (skeletalised by now) (16, 11, D:6) 8 stones (18, -1, D:6) a +0 scale mail a +0 whip (19, -15, D:6) a +0 robe (19, -2, D:6) a +0 robe a +0 dagger a bullfrog skeleton an orc skeleton (19, -1, D:6) a +0 robe a +0 dagger an orc skeleton (20, -24, D:6) a +0 robe (34, -30, D:6) a +0 hand axe (35, -25, D:6) a +0 leather armour Level 7 of the Dungeon (0, 0, D:7) a large rock (0, 1, D:7) a large rock (1, 4, D:7) 4 stones (2, -3, D:7) 7 stones (2, 4, D:7) a stone (3, -2, D:7) 4 stones (3, -1, D:7) a large rock (3, 0, D:7) 4 stones (3, 1, D:7) the +6 shillelagh "Devastator" {shatter} (3, 4, D:7) a large rock (4, -6, D:7) a +0 giant club a +0 giant spiked club (4, 0, D:7) a large rock (4, 1, D:7) 8 stones (4, 4, D:7) 8 stones (4, 5, D:7) 5 stones (5, 0, D:7) 4 stones (5, 3, D:7) 4 stones (7, 0, D:7) 6 stones (8, -4, D:7) a +0 rapier (11, -7, D:7) a +0 mace a +0 giant club a +0 giant club (12, -1, D:7) a +0 leather armour a +0 quarterstaff a +0 sling the human skeleton of Joseph (28, -13, D:7) a +0 ring mail a +0 flail a +0 robe a +0 dagger an orc skeleton an orc skeleton (29, -13, D:7) a +0 dagger a +0 robe a +0 dagger (29, 7, D:7) a +0 orcbow a centaur corpse (skeletalised by now) (30, -29, D:7) a +0 giant spiked club a +0 giant spiked club a two-headed ogre corpse (skeletalised by now) (31, -27, D:7) a howler monkey skeleton a howler monkey skeleton (32, -26, D:7) a +0 club an orc skeleton a howler monkey skeleton (34, 11, D:7) a +0 dagger a +0 robe an orc corpse (skeletalised by now) (34, 12, D:7) a book of Callings (35, 10, D:7) a +0 flail an orc corpse (skeletalised by now) (35, 11, D:7) a +0 short sword a +0 scale mail (36, 10, D:7) a +0 whip a +0 ring mail (36, 12, D:7) a +2 heavy trident an orc corpse (skeletalised by now) (39, -33, D:7) a +0 short sword (42, -27, D:7) a bullfrog corpse (skeletalised by now) Level 8 of the Dungeon (0, 0, D:8) a scroll of enchant weapon (2, 37, D:8) a +3 morningstar of freezing a +0 robe (3, -2, D:8) 6 poisoned darts (4, 20, D:8) a +3 great sword a +0 robe (4, 38, D:8) a black bear skeleton (5, 38, D:8) a +1 scimitar of flaming (9, 23, D:8) a +0 robe (16, 1, D:8) a scroll of brand weapon (22, 19, D:8) a staff of fire (24, 21, D:8) a +0 club (28, 3, D:8) a +0 dagger (30, 1, D:8) a bullfrog skeleton (31, -1, D:8) 5 boomerangs (40, 9, D:8) a black bear skeleton (41, 19, D:8) a wyvern skeleton (42, 8, D:8) a +0 trident a +0 chain mail an orc skeleton (43, 8, D:8) a +0 falchion a +0 leather armour a +0 trident a +0 ring mail an orc skeleton an orc skeleton (43, 36, D:8) a +0 war axe (45, 13, D:8) a +0 great sword (48, 30, D:8) a +2 flail of protection (48, 32, D:8) a +0 mace a +0 ring mail an orc skeleton (48, 34, D:8) a +0 dagger (49, 27, D:8) a +0 dire flail a +0 plate armour a +1 scimitar a +0 robe a +0 short sword a +0 robe an orc skeleton (49, 28, D:8) a +0 dagger a +0 robe a +0 spear a +0 robe an orc skeleton (49, 29, D:8) a +0 whip an orc skeleton (49, 30, D:8) a +0 dagger a +0 robe a +0 war axe a +0 mace an orc skeleton an orc skeleton (49, 31, D:8) a +0 club (57, -3, D:8) 3 stones (57, 23, D:8) a +0 dagger a +0 leather armour an orc skeleton (57, 24, D:8) a +0 short sword (57, 33, D:8) a +0 chain mail (59, 24, D:8) a +0 dagger a +0 robe (60, 24, D:8) a +0 mace (66, 19, D:8) a +0 scale mail Level 9 of the Dungeon (0, 0, D:9) a +0 spear (6, 6, D:9) 5 stones (10, -6, D:9) 6 stones (16, 17, D:9) 5 stones (16, 28, D:9) a +0 leather armour (17, -2, D:9) a yak corpse (skeletalised by now) a yak corpse (skeletalised by now) (19, -2, D:9) a +0 robe (23, 25, D:9) 6 boomerangs (24, -4, D:9) a +0 hand axe a +0 orcbow a +0 chain mail a +0 flail an orc corpse (skeletalised by now) (24, 0, D:9) a +4 hand axe a +0 robe a +5 falchion of freezing a +0 robe (24, 2, D:9) a +3 spear of freezing a +0 robe (25, -4, D:9) a +0 hand axe 2 boomerangs a +0 ring mail (25, -3, D:9) a +0 dagger a +0 ring mail an orc corpse (skeletalised by now) (29, 31, D:9) +0 steam dragon scales a steam dragon skeleton (29, 35, D:9) a +0 halberd (29, 36, D:9) a +0 spear a gnoll skeleton (30, 35, D:9) a +0 whip (31, 14, D:9) a +0 orcbow (31, 35, D:9) a +4 antimagic trident a +0 ring mail a +0 buckler (31, 36, D:9) a +0 giant club a +0 dire flail a two-headed ogre skeleton (33, 26, D:9) a +0 leather armour (36, 4, D:9) a +0 spear (36, 5, D:9) a +3 spear of venom a +0 scale mail a +0 buckler (37, 6, D:9) a +0 club a +0 club a gnoll corpse (skeletalised by now) a gnoll corpse (skeletalised by now) (39, 5, D:9) a +0 flail Level 10 of the Dungeon (8, -10, D:10) a +0 dagger (21, -1, D:10) 7 stones (21, 0, D:10) a yak skeleton (21, 1, D:10) a yak skeleton (21, 2, D:10) a yak skeleton (22, 1, D:10) a beast talisman (24, 1, D:10) a +0 orcbow (28, -18, D:10) a scarf of shadows (29, -16, D:10) a +0 glaive (29, 13, D:10) 6 stones (36, -19, D:10) a +2 dagger of distortion a +0 robe the human skeleton of Psyche (38, -5, D:10) an iguana corpse (skeletalised by now) (43, -21, D:10) 7 stones (46, 7, D:10) a +0 orcbow a basilisk skeleton (46, 8, D:10) a bullfrog skeleton (48, 6, D:10) an iguana skeleton (48, 7, D:10) an iguana skeleton an iguana skeleton Level 11 of the Dungeon (0, 0, D:11) 16 gold pieces the Ecumenical Temple Level 1 of the Orcish Mines (0, 0, Orc:1) a +0 giant club an ogre corpse (skeletalised by now) (7, 4, Orc:1) a +4 scimitar a +0 plate armour a +0 dagger a +0 leather armour an orc skeleton an orc skeleton (8, 7, Orc:1) a +0 club a +0 ring mail (9, 6, Orc:1) a +0 war axe a +0 chain mail a +0 dagger a +0 robe a +0 club a +0 ring mail an orc skeleton (9, 8, Orc:1) a +0 club a +0 ring mail (10, 6, Orc:1) a +0 flail (19, 0, Orc:1) a +0 long sword a +0 plate armour a +0 flail a +0 scale mail an orc skeleton an orc skeleton (19, 1, Orc:1) a +0 short sword an orc skeleton (35, -6, Orc:1) a scroll of identify (35, -5, Orc:1) a potion of heal wounds (35, -4, Orc:1) a +0 spear (35, -3, Orc:1) a potion of brilliance (39, -11, Orc:1) a +0 giant club a +0 giant club a two-headed ogre corpse (skeletalised by now) (45, 24, Orc:1) a +0 giant spiked club a +0 giant club a two-headed ogre skeleton (47, 28, Orc:1) a +0 robe a +0 dagger (48, 25, Orc:1) a +0 short sword (48, 26, Orc:1) a +2 chain mail of cold resistance a +0 scimitar (49, 25, Orc:1) a +0 leather armour a +0 club (51, 25, Orc:1) a +0 giant club a +0 giant spiked club a two-headed ogre corpse (skeletalised by now) (52, 25, Orc:1) a +0 giant club a +0 giant club Level 2 of the Orcish Mines [Shop] Oruib's Book Shop (Shop contents are unknown) (0, 0, Orc:2) a +0 dagger a +0 chain mail (1, 0, Orc:2) a +0 great mace a +0 plate armour an orc corpse (skeletalised by now) (1, 1, Orc:2) a warg corpse (skeletalised by now) (2, 1, Orc:2) a +0 flail a +0 chain mail an orc corpse (skeletalised by now) (4, 3, Orc:2) a +0 giant club a +0 dire flail of protection a two-headed ogre corpse (6, 6, Orc:2) a +0 troll leather armour a troll skeleton (10, 3, Orc:2) a +0 troll leather armour a troll corpse (skeletalised by now) (16, -13, Orc:2) a +0 giant club an ogre corpse (skeletalised by now) (17, -13, Orc:2) a +0 giant spiked club a +0 giant club an ogre corpse (skeletalised by now) an ogre corpse (skeletalised by now) (18, -13, Orc:2) a +0 robe a +0 whip (18, -12, Orc:2) a +0 giant club an ogre skeleton (19, -14, Orc:2) 15 gold pieces (19, -12, Orc:2) a +0 giant club (19, -11, Orc:2) a +0 giant club a +0 giant club a two-headed ogre skeleton (20, -12, Orc:2) a +0 giant club (20, -11, Orc:2) a +0 giant club a +0 giant club (22, 4, Orc:2) a +0 dire flail a +0 giant club a +0 giant club a +0 giant club an ogre corpse (25, 1, Orc:2) a +0 hand axe an orc skeleton (25, 2, Orc:2) a +0 plate armour a +0 hand axe a +0 plate armour a +0 trident an orc skeleton (26, 1, Orc:2) a +0 flail (26, 2, Orc:2) a +0 plate armour a +0 war axe (26, 3, Orc:2) a +0 plate armour a +0 glaive an orc skeleton (27, -15, Orc:2) 3 large rocks (27, 1, Orc:2) a boomerang a +0 flail an orc skeleton (28, -12, Orc:2) a troll corpse (28, 1, Orc:2) a +0 robe a +0 dagger (29, -1, Orc:2) a +0 flail an orc skeleton (29, 0, Orc:2) 2 boomerangs a +0 club an orc skeleton (33, 8, Orc:2) a +0 giant spiked club a +0 giant club (33, 11, Orc:2) a +0 troll leather armour a troll corpse Level 1 of the Lair of Beasts (0, 0, Lair:1) a large rock (0, 11, Lair:1) a large rock (0, 19, Lair:1) a spriggan skeleton (0, 21, Lair:1) a hell rat skeleton (1, 10, Lair:1) a centaur skeleton (1, 12, Lair:1) a -1 robe (1, 13, Lair:1) a -3 robe (1, 21, Lair:1) a basilisk skeleton (1, 22, Lair:1) a -3 mace a hell rat skeleton (2, -5, Lair:1) a large rock (2, -3, Lair:1) a spriggan skeleton (2, 1, Lair:1) a -2 robe (2, 4, Lair:1) a -2 dagger (2, 12, Lair:1) a -2 robe (2, 13, Lair:1) a -1 robe (2, 21, Lair:1) a hell rat skeleton (2, 22, Lair:1) a hell rat skeleton (5, -2, Lair:1) a large rock (7, 2, Lair:1) a hell rat skeleton (7, 13, Lair:1) a -1 robe (10, 4, Lair:1) a -3 club (10, 5, Lair:1) a -1 dagger (10, 22, Lair:1) a large rock (11, -5, Lair:1) an orb of light (11, 4, Lair:1) a -1 sling (11, 5, Lair:1) a -3 club (12, 7, Lair:1) a centaur skeleton (13, -5, Lair:1) a large rock (13, -3, Lair:1) an orb of light (14, 1, Lair:1) a large rock (15, 19, Lair:1) a wolf skeleton (15, 21, Lair:1) a wolf skeleton (20, -9, Lair:1) a +0 cloak (20, 39, Lair:1) a basilisk skeleton (22, 38, Lair:1) a hell rat skeleton (22, 39, Lair:1) a basilisk skeleton a basilisk skeleton (22, 40, Lair:1) a -2 demon whip of venom (28, 17, Lair:1) a yak skeleton (42, 26, Lair:1) a +0 robe (43, -11, Lair:1) a bullfrog skeleton (45, 26, Lair:1) a wyvern skeleton (47, 8, Lair:1) a bullfrog skeleton (47, 31, Lair:1) a +0 arbalest (52, 29, Lair:1) 8 stones (53, 21, Lair:1) a +0 war axe (55, 37, Lair:1) an elephant corpse (skeletalised by now) (56, 38, Lair:1) an elephant corpse (skeletalised by now) (56, 39, Lair:1) an elephant corpse (skeletalised by now) (61, 1, Lair:1) a water moccasin skeleton Level 2 of the Lair of Beasts (4, 17, Lair:2) a +0 chain mail (7, 2, Lair:2) a +0 dagger (8, 12, Lair:2) a +1 vampiric hand axe a naga skeleton (8, 14, Lair:2) a +0 flail (16, 9, Lair:2) a +0 falchion (24, 45, Lair:2) an elephant skeleton (25, 32, Lair:2) a yak corpse (skeletalised by now) (25, 44, Lair:2) a cane toad corpse (skeletalised by now) (25, 45, Lair:2) an elephant corpse (skeletalised by now) an elephant skeleton (25, 46, Lair:2) an elephant corpse (skeletalised by now) (29, 43, Lair:2) an elephant skeleton (30, 41, Lair:2) a +0 hand axe (33, 20, Lair:2) a +0 ring mail (37, 18, Lair:2) a +0 robe a +0 quarterstaff (38, 17, Lair:2) a +0 robe a +0 quarterstaff (47, 24, Lair:2) a rime drake skeleton (49, 23, Lair:2) a bullfrog skeleton (52, 11, Lair:2) a yak skeleton (53, 10, Lair:2) a yak skeleton (53, 11, Lair:2) a yak skeleton (54, 11, Lair:2) a yak corpse (skeletalised by now) (59, 15, Lair:2) 5 stones Level 3 of the Lair of Beasts (24, 28, Lair:3) a +0 flail (25, 21, Lair:3) a scroll of enchant weapon (27, -1, Lair:3) a black bear skeleton (27, 12, Lair:3) a +0 rapier (30, 30, Lair:3) a potion of degeneration (37, 8, Lair:3) a +0 arbalest (37, 39, Lair:3) a +0 rapier (38, 14, Lair:3) a +0 spear (42, 22, Lair:3) a +0 falchion (48, 4, Lair:3) a +0 hand axe (53, 11, Lair:3) a +0 pair of gloves (54, 21, Lair:3) a +0 war axe Level 4 of the Lair of Beasts (0, 5, Lair:4) a +0 scale mail (2, -11, Lair:4) a water moccasin corpse (skeletalised by now) (4, 6, Lair:4) a +0 ring mail (11, 45, Lair:4) a +0 flail (17, 8, Lair:4) a komodo dragon skeleton (18, -8, Lair:4) a +0 robe (19, 27, Lair:4) a blink frog corpse (skeletalised by now) a komodo dragon corpse (skeletalised by now) (20, -10, Lair:4) a yak skeleton (21, 27, Lair:4) a blink frog corpse (skeletalised by now) (23, 27, Lair:4) a blink frog corpse (skeletalised by now) (26, 2, Lair:4) a +0 leather armour (33, 5, Lair:4) a +0 leather armour (38, 24, Lair:4) 5 silver javelins (50, 42, Lair:4) a +0 ring mail (55, 8, Lair:4) a +0 short sword of venom the kobold skeleton of Sonja (56, 31, Lair:4) an elephant skeleton (56, 32, Lair:4) a blink frog skeleton a blink frog skeleton (56, 35, Lair:4) a blink frog skeleton (57, 33, Lair:4) a black mamba skeleton (65, 14, Lair:4) 3 stones Level 5 of the Lair of Beasts (0, 0, Lair:5) a +0 scale mail (4, -18, Lair:5) a +0 leather armour of cold resistance (5, -18, Lair:5) a staff of fire (6, -19, Lair:5) a +0 longbow (6, -7, Lair:5) a death yak corpse (skeletalised by now) (9, -15, Lair:5) a catoblepas corpse (skeletalised by now) (11, 26, Lair:5) a +0 robe (13, 23, Lair:5) a yak skeleton (14, 23, Lair:5) a yak skeleton (17, 27, Lair:5) a +0 robe (19, 33, Lair:5) a hydra corpse (skeletalised by now) (21, -5, Lair:5) a yak skeleton a death yak skeleton a death yak skeleton (21, 28, Lair:5) a +0 quarterstaff (22, -5, Lair:5) a yak skeleton (22, 20, Lair:5) a cane toad skeleton a wolf skeleton (22, 21, Lair:5) a wolf skeleton (22, 29, Lair:5) a cane toad skeleton (23, -4, Lair:5) a yak skeleton (23, -3, Lair:5) a yak skeleton (24, -5, Lair:5) a death yak skeleton (26, -9, Lair:5) a yak skeleton (27, 11, Lair:5) a rime drake skeleton (30, 17, Lair:5) a basilisk skeleton (35, 37, Lair:5) a water moccasin skeleton (38, -8, Lair:5) a blink frog corpse (skeletalised by now) (41, -8, Lair:5) a black mamba corpse (skeletalised by now) a blink frog corpse (skeletalised by now) (42, -6, Lair:5) an elephant corpse (skeletalised by now) (43, -8, Lair:5) an elephant corpse (skeletalised by now) an elephant corpse (skeletalised by now) (43, -7, Lair:5) an elephant corpse (skeletalised by now) (46, 31, Lair:5) a water moccasin corpse (skeletalised by now) (57, -7, Lair:5) a wolf skeleton (58, -6, Lair:5) a wolf skeleton the troll skeleton of Snorg (63, 32, Lair:5) a water moccasin corpse (skeletalised by now) (65, 5, Lair:5) a dream sheep skeleton (65, 6, Lair:5) a dream sheep skeleton (67, 6, Lair:5) a dream sheep skeleton