Prerequisites
- Jegantha, the Wellspring in the graveyard
- Necrotic Ooze on the battlefield
- Horseshoe Crab in the graveyard
- Necrotic Ooze does not have summoning sickness
Steps
- Activate Necrotic Ooze using Jegantha's ability by tapping it, adding that cannot be spent to pay generic mana costs
- Activate Necrotic Ooze using Horseshoe Crab's ability by paying , untapping Necrotic Ooze
- Repeat
Results
- Infinite red mana that cannot be spent to pay generic mana costs
- Infinite black mana that cannot be spent to pay generic mana costs
- Infinite green mana that cannot be spent to pay generic mana costs
- Infinite white mana that cannot be spent to pay generic mana costs
Required Cards 3
Jegantha, the Wellspring
Legendary Creature — Elemental Elk
Necrotic Ooze
Creature — Ooze
Horseshoe Crab
Creature — Crab