Deathrender + Heirloom Blade + Phyrexian Altar + Ulamog, the Infinite Gyre

Prerequisites

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Steps

1. 1Activate Phyrexian Altar by sacrificing Ulamog, adding .
2. 2When Ulamog dies, it, Heirloom Blade and Deathrender trigger.
3. 3Resolve the Ulamog trigger, shuffling it into your library.
4. 4Resolve the Heirloom Blade trigger, causing you to reveal cards from the top of your library until you reveal a creature that shares a card type with Ulamog and put it into your hand
5. 5Resolve the Deathrender trigger, putting the creature from your hand onto the battlefield and attaching Deathrender to it.
6. 6Activate Heirloom Blade's equip ability by paying , attaching it to the creature.
7. 7Repeat.

Effects

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers