Rizen, the Beast Within

+1: Create a 1/1 white Human Geisha creature token with "Tap: add 1 colorless mana to your manapool."
+1: Transform a Human Geisha creature token into a 4/4 black Beast Geisha creature token with "Tap: Add 1 loyalty counter to target planeswalker."
-12: You get an emblem with "All Samurai and Ninja creatures you control gain Double strike and Indestructible."