Griselda, Voice of Hyrule

Hexproof.
{u}{u} - Target creature gains Hexproof until
end of turn.
{r}{r} - Deal 4 damage to any target.
{w}{w} Regenerate up to two target creature(s).
{b} - Transform Griselda, Voice of Hyrule.
(Either side of this card can be your commander.)