Heronblade Elite + Ringing Strike Mastery

GU identity

Commander legal

The 2 combo pieces

• Heronblade Elite
• Ringing Strike Mastery

How to execute it

1. Activate Heronblade Elite by tapping it, adding at least six mana of any color
2. Activate Ringing Strike Mastery by paying {5}, untapping Heronblade Elite.
3. Repeat.

What the combo produces

• Infinite colored mana
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control