Color Identity: U

Initial Card State
- Katsumasa and Aetherflux Reservoir on the battlefield.
Notable Prerequisites
- You have a way to give Aetherflux Reservoir lifelink.
- Your life total is at least 51.
Mana Needed
- ({2} magic symbol)
({U} magic symbol)
available.
Steps
- Activate Katsumasa by paying ({2} magic symbol)
({U} magic symbol)
, causing Aetherflux Reservoir to become an artifact creature until end of turn. - Give Aetherflux Reservoir lifelink.
- Activate Aetherflux Reservoir by paying 50 life, dealing 50 damage to any target and causing you to gain 50 life.
- Repeat step 3.
Results
- Infinite damage.
- Infinite lifegain triggers.
Bracket Tag
This combo has been estimated to be Spicy (Bracket 3-4+).