Shard of the Nightbringer by paying ({5} magic symbol) ({B} magic symbol) ({B} magic symbol) ({B} magic symbol) .
Shard of the Nightbringer triggers, causing an opponent to lose half their life total, rounded up, and you to gain life equal to the life lost this way.
At the beginning of your end step,
Archfiend of Despair triggers, causing each opponent to lose life equal to the life they lost this turn.
The opponent targeted in step 2 loses the game due to having zero or less life.
Results
Infinite lifeloss for target opponent.
Target opponent loses the game.
Metadata
In 1959 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Powerful (Bracket 3+).