Outpost Siege Combos
Worldfire + Outpost Siege
Combo result
Each opponent loses the game. Exile all permanents. Exile all cards in all hands and graveyards. Near-infinite lifeloss.
Prerequisites
Outpost Siege on the battlefield naming "Dragons". Worldfire in hand. The number of creatures you control is equal to or greater than the number of opponents you have. {R}{R}{R} available.