Critterling

Critter is a pre hard mode boss fought somewhere after the eye of cthulu and before queen bee. It is reccomended you deep dig and make a arena there to fight it.

The Fight
Critterling will spawn in the top of your screen and trap your screen into one place and it will slowly decend and will shoot poison beams, rays(poison debuff), shadow rays(darkness debuff) and if it is too low on your screen it will squash you and and shoot infected poisons that damage items and affect items you need to craft (the rays go to the bottom of hell. It has 2900/2750, 11/16 defense and 25/37 attack.