Efaunt Ribcage is a Legends of Idleon item: recipe.

Efaunt Ribcage | Idleon Toolbox

Efaunt_Ribcage

A piece of Efaunt's tunic. I guess it must have gotten torn off while you were absolutely obliterating them with big time Damage.

Ripped_Tunic

Increases Weapon Power by 5. 2% chance to be consumed every time you defeat a monster. Must be equipped in a Food Slot to give its bonus.

Midnight_Cookie

The full filtration process also involves filtering the diamonds through a vat of diamonds before using those filtered diamonds to filter the water! If only they'd filter their filtration process through diamonds so this item description wouldn't be so long.

Wiki

Efaunt Ribcage

Crafted from