Alela, Artful Provocateur + Cloudstone Curio + Memnite + Shield Sphere

Alela, Artful Provocateur

Cloudstone Curio

Memnite

Shield Sphere

How it works

1. Cast Memnite by paying 0.
2. Alela triggers, creating a 1/1 Faerie creature token.
3. The Faerie enters the battlefield, triggering Cloudstone Curio, returning Shield Sphere from the battlefield to your hand.
4. Cast Shield Sphere by paying 0.
5. Alela triggers, creating a 1/1 Faerie creature token.
6. The Faerie enters the battlefield, triggering Cloudstone Curio, returning Memnite from the battlefield to your hand.
7. Repeat.