Artifoul Demon

Flying
Fabricate 3 (When this permanent enters the battlefield, you may put N +1/+1 counters on it. If
you don't, create N 1/1 colorless Servo artifact
creature tokens.)

When Artifoul Demon attacks, you may sacrifice another creature or artifact. If you do, destroy
target creature and you gain life equal to Artifoul
Demon's power.