Set:
Aether Revolt
Type:
Creature — Elf Artificer Druid
Rarity:
Common
Cost:
{3}{G}
When Aether Herder enters the battlefield, you get {E}{E} (two energy counters).
Whenever Aether Herder attacks, you may pay {E}{E}. If you do, create a 1/1 colorless Servo artifact creature token.