Igurus, Masked Mastermind

First Strike
When Igurus, Masked Mastermind enters the battlefield and at the beginning of your upkeep
name a creature type owned by a creature on the battlefield or in the graveyard. Until the end
of turn Igurus, Masked Mastermind gains that creature type.
{r}{u}: Target creature takes 3 damage, Only
activate this ability as a sorcery.