Initial Card State
- Crystalline Crawler in exile (exiled by Agatha's Soul Cauldron).
- All other permanents on the battlefield.
Notable Prerequisites
- You control at least five Merfolk.
- You have a nonland card on top of your library.
Steps
- At the beginning of your combat phase, Hakbal of the Surging Soul's first ability triggers, causing you to reveal the top card of your library, put a +1/+1 counter on each Merfolk you control and putting the card back on top of your library.
- Move to your postcombat main phase.
- Activate five Merfolk you control using Crystalline Crawler's first ability by removing a +1/+1 counter from each of them, adding ({3} magic symbol)
({R} magic symbol)
({R} magic symbol)
. - Activate Aggravated Assault by paying ({3} magic symbol)
({R} magic symbol)
({R} magic symbol)
, causing you to untap all creatures you control and to get an additional combat phase after this one. - Repeat.
- If you control six or more Merfolk, this combo nets infinite colored mana and +1/+1 counters on Merfolk you control.
Results
- Infinite +1/+1 counters on certain creatures.
- Infinite colored mana.
- Infinite combat phases.
- Infinite mana creatures you control can produce.
- Infinite untap of creatures you control.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).