Elvish Refueler [Aetherdrift]

Set: Aetherdrift Type: Creature — Elf Druid Rarity: Uncommon Cost: {2}{G} During your turn, as long as you haven't activated an exhaust ability this turn, you may activate exhaust abilities as though they haven't been activated.Exhaust — {1}{G}: Put a +1/+1 counter on this creature. (Activate each exhaust ability only once.) Anyone running low?