Medomai the Ageless + Capsize + Darksteel Mutation

Prerequisites

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Steps

1. 1Deal combat damage using Medomai, triggering its ability, causing you to take an extra turn after this one.
2. 2Move to your next turn.
3. 3Cast Darksteel Mutation by paying its mana cost, attaching it to Medomai and causing it to lose its abilities.
4. 4Declare Medomai as an attacker.
5. 5Holding priority, cast Capsize with buyback by paying , returning Darksteel Mutation and Capsize to your hand.
6. 6Repeat from step 1.

Effects

• Infinite turns
• Lock