Worldfire by paying ({6} magic symbol) ({R} magic symbol) ({R} magic symbol) ({R} magic symbol) , exiling all permanents, all cards in all hands and graveyards, and setting each player's life total to 1.
When
Vela leaves the battlefield, it triggers, causing each opponent to lose 1 life.
Each opponent loses the game as a state-based action due to having 0 life.
Results
Each opponent loses the game.
Exile all cards in hands and graveyards.
Exile all permanents.
Near-infinite lifeloss for all players.
Mass Land Denial.
Metadata
In 18 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Ruthless (Bracket 4+).