Kaito, Hero of kamigawa

: When Kaito, Hero of kamigawa enters the battlefield, put X charge counters on it.
+1: Draw a card, Then discard a card. Put a charge counter on Kaito, Hero of kamigawa.
-5: Exile target nonland, nontoken permanent with mana value equal to or less than the number of charge counters on Kaito, Hero of kamigawa.