Cryptolith Rite + Horseshoe Crab + Mana Reflection
GU identity
Commander legal
The 3 combo pieces
What must be in place
Horseshoe Crab does not have summoning sickness.
How to execute it
- Activate Horseshoe Crab by tapping it, adding {U}{U}.
- Activate Horseshoe Crab by paying {U}, untapping it.
- Repeat.
What the combo produces
- Infinite colored mana