Worldfire, Hive Mind, Thoughtseize, and Hypersonic Dragon

Prerequisites

• Worldfire in hand
• Hive Mind on the battlefield
• Thoughtseize in hand
• Hypersonic Dragon on the battlefield
• available

Steps

1. Cast Thoughtseize by paying
2. Hive Mind triggers, causing each opponent to create a copy of Thoughtseize
3. Holding priority, cast Worldfire by paying
4. Hive Mind triggers, causing each opponent to create a copy of Worldfire
5. Resolve each Worldfire on the stack, exiling all permanents, all cards in all hands and graveyards, and setting each player's life total to one
6. Resolve the first opponent's copy of Thoughtseize, causing them to lose 2 life
7. The opponent loses the game due to having less than zero life
8. Repeat from step 6 for each remaining opponent

Results

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