Reckless Fireweaver | Creature | Human Artificer | Whenever an artifact enters the battlefield under your control, Reckless Fireweaver deals 1 damage to each opponent. | Deruchenko Alexander
Thriving Grubs | Creature | Gremlin | When Thriving Grubs enters the battlefield, you get {E}{E} (two energy counters).
Whenever Thriving Grubs attacks, you may pay {E}{E}. If you do, put a +1/+1 counter on it. | Steve Prescott