Worldfire, and Mogis, God of Slaughter

Prerequisites

• Worldfire in hand
• Mogis, God of Slaughter in the command zone
• plus enough mana to pay for commander tax, if applicable available

Steps

1. Cast Worldfire by paying , exiling all permanents, all cards in all hands and graveyards, and setting each player's life total to one
2. Cast Mogis from the command zone by paying and commander tax, if applicable
3. At the beginning of an opponent's upkeep, Mogis triggers, dealing 2 damage to them as they are unable to sacrifice a creature
4. The opponent loses the game due to having zero or less life
5. Repeat from step 3 for each remaining opponent

Results

• Each opponent loses the game
• Exile all cards in all hands and graveyards
• Exile all permanents
• Near-infinite lifeloss