Kediss, Emberclaw Familiar
Worldfire
Parallax Wave
Cyclops of Eternal Fury

   Prerequisites

What do I need to start this combo?
Parallax Wave on the battlefield.
Worldfire in hand.
Kediss and Cyclops of Eternal Fury in exile (Kediss and Cyclops of Eternal Fury exiled by Parallax Wave in exile).
6 available

   Steps

How does this combo work?
1
Cast Worldfire by paying 6, exiling all permanents, all cards in all hands and graveyards, and setting each player's life total to one.
2
Parallax Wave leaves the battlefield, returning Kediss and Bloodswarn Steward from exile to the battlefield.
3
Deal combat damage to an opponent with Kediss.
4
The opponent dealt damage loses the game due to having less than zero life.
5
Kediss triggers, dealing damage equal to the combat damage dealt to each other opponent.
6
Each other opponent loses the game due to having less than zero life.

   Results

What do I get from this combo?
Each opponent loses the game
Exile all cards in hands and graveyards
Exile all permanents
Near-infinite lifeloss
Mass Land Denial