"The pinnacle of slapstick comedy. Uncle Sasscare would have found this hilarious, right before making a vaguely racist remark about it though." - Ingame Text Read On Armcake card
The Armcake does no damage and is not apart of the Cakekind Strife Kind, therefore the player cannot equip it, sadly.
It's cost is 1 (one) Grist.
It's Item Code is Vtntz?bl
The Armcake is created by doing:
Punched Fake Arms || (Arrow Tip Pointing At) Punched Cake
If you need a Visual Example, and image will be provided.
It's sprite in the game: