Color Identity: R

Initial Card State
- Breath of Fury and Splinter Twin on the battlefield.
Notable Prerequisites
- Breath of Fury attached to a creature you control that can attack this turn.
- Splinter Twin attached to another nonlegendary creature you control without summoning sickness.
- An opponent cannot block creatures you control.
Steps
- During your combat phase, before attackers are declared, activate the creature with Splinter Twin attached by tapping it, creating a token copy of the creature with haste.
- Deal combat damage to an opponent using the creature with Breath of Fury attached.
- Breath of Fury triggers, causing you to sacrifice the creature with Breath of Fury attached, then attach Breath of Fury to a creature token you control, untap all creatures you control and to get an additional combat phase after this one.
- Repeat each combat phase.
Results
- Infinite combat damage.
- Infinite combat phases.
- Infinite death triggers.
- Infinite ETB.
- Infinite LTB.
- Infinite mana creatures you control can produce.
- Infinite sacrifice triggers.
- Infinite untap of creatures you control.
Bracket Tag
This combo has been estimated to be Spicy (Bracket 3-4+).