The screaming twisted banshee is a superior variant of the twisted Banshee. It has a 1/200 chance of spawning while on a slayer assignment of banshees after purchasing the unlock Bigger and Badder for 150 Slayer reward points from any Slayer master.
Drops
Screaming twisted banshees give 3 rolls on their regular counterpart's drop table.
100%
Item Quantity Rarity GE market price 
Dark totem base 1 Always [1] Not sold
Dark totem middle 1 Always [1] Not sold
Dark totem top 1 Always [1] Not sold
Unique
There is a 1 in 160.8 chance of rolling the unique drop table.
Item Quantity Rarity GE market price
Dust battlestaff 1 Rare (1/428.8) 24,535
Mist battlestaff 1 Rare (1/428.8) 103,014
Imbued heart 1 Very rare (1/1286.4) 22,313,644
Eternal gem 1 Very rare (1/1286.4) 6,449,949
Weapons/Armour
Item Quantity Rarity GE market price
Black 2h sword 1 Common 994
Adamant battleaxe 1 Common 2,221
Adamant axe 1 Uncommon 937
Adamant 2h sword 1 Uncommon 3,598
Mithril boots 1 Rare 502
Rune kiteshield 1 Rare 32,191
Rune full helm 1 Rare 20,714
Seeds
Item Quantity Rarity GE market price
Toadflax seed 1 Uncommon 489
Irit seed 1 Uncommon 33
Belladonna seed 1 Uncommon 28
Poison ivy seed 1 Rare 14
Cactus seed 1 Rare 30
Avantoe seed 1 Rare 1,105
Kwuarm seed 1 Rare 432
Snapdragon seed 1 Rare 51,923
Cadantine seed 1 Rare 1,291
Lantadyme seed 1 Rare 1,802
Dwarf weed seed 1 Rare 644
Torstol seed 1 Very rare 48,322
Other
Item Quantity Rarity GE market price
Coins 11; 44; 102; 220; 504 Common Not sold
Clue scroll (hard) 1 Common (5/64) Not sold
Chaos rune 45 Uncommon 4,410
Death rune 15 Uncommon 3,420
Lobster 2 Uncommon 212
Gold bar 1 Uncommon 83
Thread 10 Rare 50
Ancient shard 1 Rare (1/186.66) Not sold
