|1||Auxiliary headbutt attack which may briefly stun the target. Prohibits helmets.||You have a pair of small horns on your head.|
|2||Improved auxiliary headbutt attack. Prohibits helmets.||You have a pair of horns on your head.|
|3||Superior auxiliary headbutt attack. Prohibits all headgear.||You have a pair of large horns on your head.|
In 0.17, headbutt aux attacks no longer apply a small stun.