Sakura, Demon Slayer

Flash, Reach, Trample, Protection from black.
{w}{b}: Sakura, Demon Slayer gains Deathtouch
and +2/+0 until end of turn.
{w}{r}: Sakura, Demon Slayer gains Double Strike
and +2/+0 until end of turn.
During your upkeep, if any player controls a
demon or undead creature that player
loses 4 Life.