W A S D or arrow keys to move Mouse to aim Click to shoot crimson arrows Spacebar to swing Excalibur (WARNING: Not very helpful, and is a little glitchy: may turn while you swing it.) If you just killed the wither, and want to fight him again, if you want the hp bar to be it's first costume, you may have to double-click the green flag
Credit to terraria sprite projects, terraria boss rush for the hp sprite, and to all wither projects for the skull and wither sprites.
