Tiamat + Dracogenesis + Cloudstone Curio

Prerequisites

• If Tiamat is in the command zone, you have enough mana to pay its commander tax.

Steps

1. 1Cast Tiamat either from your hand or from the command zone without paying its mana cost plus commander tax, if applicable.
2. 2When Tiamat enters the battlefield, it and Cloudstone Curio trigger.
3. 3Resolve the Cloudstone Curio trigger, choosing to return nothing to your hand.
4. 4Resolve the Tiamat trigger, causing you to search your library for up to five Dragons and putting them into your hand.
5. 5Cast any Dragon from your hand without paying its mana cost.
6. 6When the Dragon enters the battlefield, Cloudstone Curio triggers, returning Tiamat from the battlefield to your hand.
7. 7Repeat.

Effects

• Infinite ETB
• Infinite LTB
• Infinite storm count