Yosei, the Morning Star + Nim Deathmantle + Phyrexian Altar

Prerequisites

—

Steps

1. 1Activate Phyrexian Altar by sacrificing Yosei, adding .
2. 2When Yosei dies, Nim Deathmantle triggers, causing you to pay to return Yosei from your graveyard to the battlefield, and attach Nim Deathmantle to it.
3. 3When Yosei enters the battlefield, it triggers, causing target opponent to skip their next untap step, and tapping five permanents that opponent controls.
4. 4Repeat from step 1 for each remaining opponent.
5. 5Repeat for each remaining opponent, and during each of your turns.

Effects

• Lock
• Opponents skip their untap steps