Lap Dog

{w}: Lap Dog deals 5 damage to target creature - Activate only if you've received orders from a superior

*BUILDING A WALL*: At the beginning of your upkeep, create a 0/1 black immigrant token with "when this creature dies, it deals 2 damage to you and create a 0/2 wall"

If no immigrant has died under your control this turn, sacrifice this creature.