Layla Hassan + Ugin's Nexus + Isochron Scepter + Pull from Eternity + Krark-Clan Ironworks

Prerequisites

• You control at least one Assassin that cannot be blocked by an opponent.

Steps

1. 1Activate Krark-Clan Ironworks by sacrificing Ugin's Nexus, adding .
2. 2When Ugin's Nexus is sacrificed, it is exiled instead of being put into your graveyard, causing you to take an extra turn after this one.
3. 3Move to your next turn.
4. 4Activate Isochron Scepter by paying and tapping it, casting a copy of Pull from Eternity without paying its mana cost.
5. 5Resolve Pull from Eternity, putting Ugin's Nexus from exile into your graveyard.
6. 6Deal combat damage to an opponent using an Assassin, triggering Layla Hassan, returning Ugin's Nexus from your graveyard to your hand.
7. 7Cast Ugin's Nexus by paying .
8. 8Repeat.

Effects

• Infinite turns
• Lock