The character is traditionally a redhead with a green costume and has plant-based powers. As you can judge by the final photos, this Drop-Dead Gorgeous Halloween costume is outstanding and brilliant. Poison Ivy is a villainess from the DC universe and is best known for her battles against Batman over the years. The pirate is known for her flaming red hair and her duel flintlock blunderbuss pistols and, like Jinx, is also in the marksman role due to her ranged attacks.