Goshur, Woeborn Desecrator

Flying, Deathtouch
When Goshur, Woeborn Desecrator enters the battlefield, reveal the top four cards of your
library, target opponent chooses one. Exile that
card, put the rest on top of your library in a
random order ,each opponent loses life equal to
the converted mana cost of that card. You gain
life equal to the amount of life lost this way.