Color Identity: R

Initial Card State
- Port Razer and Splinter Twin on the battlefield.
Notable Prerequisites
- Splinter Twin attached to Port Razer.
- Port Razer does not have summoning sickness.
- An opponent is unable to block Port Razer.
Steps
- Activate Port Razer's ability from Splinter Twin by tapping it, creating a token copy of Port Razer with haste.
- Declare the newest Port Razer copy as an attacker.
- When the token copy of Port Razer deals combat damage to an opponent, it triggers, untapping all your creatures and creating an additional combat phase after this one.
- Repeat.
Results
- Infinite combat damage.
- Infinite combat phases.
- Infinite creature tokens with haste.
- Infinite damage.
- Infinite ETB.
- Infinite LTB.
- Infinite mana creatures you control can produce.
- Infinite untap of creatures you control.
Bracket Tag
This combo has been estimated to be Spicy (Bracket 3-4+).