Cloudstone Curio + Dracogenesis

R identity

Commander legal

The 2 combo pieces

• Cloudstone Curio
• Dracogenesis

How to execute it

1. Cast the Dragon in your hand without paying its mana cost.
2. When the Dragon enters the battlefield, Cloudstone Curio triggers, returning another nontoken Dragon from the battlefield to your hand.
3. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite creature tokens
• Infinite ETB
• Infinite storm count