Ao, the Dawn Sky + Mortuary + Clever Impersonator

Prerequisites

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Steps

1. 1Cast Clever Impersonator by paying its mana cost. Choose to have it enter the battlefield as a copy of Ao.
2. 2Put Clever Impersonator into your graveyard due to the legend rule.
3. 3When Clever Impersonator dies, it and Mortuary trigger.
4. 4Resolve the Mortuary trigger, putting Clever Impersonator from your graveyard onto the top of your library.
5. 5Resolve the Clever Impersonator trigger, causing you to look at the top seven cards of your library and put Clever Impersonator onto the battlefield as a copy of Ao.
6. 6Repeat from step 2.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite death triggers