Shulker

You may only cast Shulker if you have entered the end.
Whenever Shulker is dealt damage, roll a six-sided die, on a 6, create a token that's a
copy of Shulker.
{1}, {t}: Shulker deals 2 damage to any target, when a creature is dealt damage this way, it gets -2/-0 and flying until end of turn.