Yosei, the Morning Star + Gift of Immortality + Altar of Dementia

Prerequisites

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Steps

1. 1Activate Altar of Dementia by sacrificing Yosei.
2. 2When Yosei dies, it and Gift of Immortality trigger.
3. 3Resolve the Yosei trigger, causing the next player in turn order to skip their next untap step.
4. 4Resolve the Gift of Immortality trigger, returning Yosei from your graveyard to the battlefield.
5. 5Resolve the Altar of Dementia ability.
6. 6At the beginning of the end step, Gift of Immortality triggers, returning it from your graveyard to the battlefield attached to Yosei.
7. 7Repeat during each turn unless you are the next player in turn order.

Effects

• Lock
• Opponents skip their untap steps