Denis, Beater of Egypt

+2: Put three 2/1 red and white Boys tokens with haste onto the battlefield.
-3: All Boys tokens you control gain +5/+0 and Double Strike until end of turn, exile them at the start of the next end step.
-10: You get an emblem that says "At the beginning of each upkeep, put three 2/1 red and white Boys tokens with haste onto the battlefield."