The is a superior variant of the Basilisk. It has a chance of spawning once after purchasing the unlock Bigger and Badder for 150 Slayer reward points from any Slayer master.


Monstrous basilisks give 3 rolls on their regular counterpart's drop table.

100% drop

Item Quantity Rarity GE market price
Bones Bones 1 Always 72


There is a 1 in 127.8 chance of rolling the unique drop table.

Item Quantity Rarity GE market price
Dust battlestaff Dust battlestaff 1 Rare (1/340.8) 36,583
Mist battlestaff Mist battlestaff 1 Rare (1/340.8) 127,210
Imbued heart Imbued heart 1 Very rare (1/1022.4) 19,774,749
Eternal gem Eternal gem 1 Very rare (1/1022.4) 4,749,778


Item Quantity Rarity GE market price
Water rune Water rune 75 Common 375
Nature rune Nature rune 3; 15; 37 Uncommon 768–9,472
Law rune Law rune 3; 7 Rare 849–1,981

Weapons and Armour

Item Quantity Rarity GE market price
Steel battleaxe Steel battleaxe 1 Common 169
Mithril spear Mithril spear 1 Uncommon 269
Mithril axe Mithril axe 1 Uncommon 115
Mithril kiteshield Mithril kiteshield 1 Uncommon 1,068
Adamant full helm Adamant full helm 1 Uncommon 1,861
Rune dagger Rune dagger 1 Rare 4,520
Mystic hat (light) Mystic hat (light) 1 Rare (1/512) 8,995


Item Quantity Rarity GE market price
Grimy guam leaf Grimy guam leaf 1 Common 19
Grimy marrentill Grimy marrentill 1 Common 11
Grimy tarromin Grimy tarromin 1 Common 136
Grimy harralander Grimy harralander 1 Common 792
Grimy ranarr weed Grimy ranarr weed 1 Common 7,936
Grimy irit leaf Grimy irit leaf 1 Common 921
Grimy avantoe Grimy avantoe 1 Uncommon 1,649
Grimy cadantine Grimy cadantine 1 Uncommon 1,365
Grimy lantadyme Grimy lantadyme 1 Uncommon 1,243
Grimy kwuarm Grimy kwuarm 1 Rare 1,286
Grimy dwarf weed Grimy dwarf weed 1 Rare 799


Item Quantity Rarity GE market price
Coins 250 Coins 11; 44; 132; 200; 440 Common Not sold
Basilisk bone Basilisk bone 1 Common [1] Not sold
Adamantite ore Adamantite ore 1 Uncommon 1,122
Basilisk head Basilisk head 1 Very rare (1/2,000) Not sold
  1. Only during Rag and Bone Man II.

Gem drop table

In addition to the drops above, this monster has access to the gem drop table.
Show/hide gem drop table
Item Quantity Rarity GE market price
Uncut sapphire Uncut sapphire 1 Rare 859
Uncut emerald Uncut emerald 1 Rare 900
Uncut ruby Uncut ruby 1 Rare 1,545
Rare drop table talisman Unknown talisman
(please specify)
1 Very rare Error
Uncut diamond Uncut diamond 1 Very rare 3,016
Rune javelin Rune javelin 5 Very rare 750
Loop half of key Loop half of key 1 Very rare 8,562
Tooth half of key Tooth half of key 1 Very rare 13,634
Rune spear Rune spear 1 Very rare 12,091
Shield left half Shield left half 1 Very rare 65,694
Dragon spear Dragon spear 1 Very rare 37,233


  • The monster's examine text is a reference to the Harry Potter series, in which phoenix tears are one of the only cures for a basilisk's powerful venom, although basilisks in RuneScape aren't poisonous.