Zethi, Arcane Blademaster
Walk the Aeons
Cosmic Intervention

   Prerequisites

What do I need to start this combo?
Zethi on the battlefield.
Cosmic Intervention in exile (Cosmic Intervention with a kick counter on it in exile).
Walk the Aeons in hand.
Zethi does not have summoning sickness. You control at least three Islands.
7 each turn available

   Steps

How does this combo work?
1
Declare Zethi as an attacker.
2
Zethi's last ability triggers, causing you to pay 3 to cast a copy of Cosmic Intervention, creating a replacement effect that is active this turn.
3
Move to your postcombat phase.
4
Cast Walk the Aeons with buyback by paying 4 and sacrificing three Islands, putting the Islands in exile instead of the graveyard and creating a delayed triggered ability due to Cosmic Intervention's replacement effect.
5
Resolve Walk the Aeons, causing you to take an extra turn after this one and returning Walk the Aeons to your hand.
6
At the beginning of your end step, Cosmic Intervention's delayed triggered ability triggers, returning the exiled Islands from exile to the battlefield.
7
Repeat each turn.

   Results

What do I get from this combo?
Infinite turns
Lock
Zethi, Arcane Blademaster
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