Little Alchemy Cheat Sheet
(beta)
armor
armor
Combined from:
metal metal   +   tool tool
steel steel   +   tool tool
Combines with:
human human   +   armor armor   =   knight knight
wild animal wild animal   +   armor armor   =   armadillo armadillo
armor armor   +   car car   =   tank tank
bullet bullet   +   armor armor   =   bulletproof vest bulletproof vest