Rakdos, the Muscle | Mortuary | Reckless Barbarian

Cards

Activate
Reckless Barbarian by sacrificing it, adding ({R} magic symbol) ({R} magic symbol) .
When
Reckless Barbarian dies,
Mortuary and
Rakdos trigger.
Resolve the
Mortuary trigger, putting
Reckless Barbarian from your graveyard onto the top of your library.
Resolve the
Rakdos trigger, exiling the top two cards of your library, including
Reckless Barbarian, with the ability to cast them until your next turn.
Cast
Reckless Barbarian from exile by paying ({1} magic symbol) ({R} magic symbol) .
Repeat.

Infinite LTB.
Infinite ETB.
Infinite sacrifice triggers.
Infinite death triggers.
Infinite storm count.
Exile your library with the ability to play the exiled cards until your next turn.

This combo has been estimated to be Exhibition (Bracket 1+).