Rise of The Shadow Army

At the beginning of your upkeep, create X 2/2 black Shadow Warrior creature tokens, where X is
half the number of Shadow Warriors you control, rounded down.

"Wherever the player goes, the angel of death follows. Whatever path the player takes, it is littered with corpses, and the stench of blood remains. The player craves great power, and blazed
his own trail without relying on others."
-System