Blisterspit Gremlin, Sol Ring, and Retraction Helix

Prerequisites

• Blisterspit Gremlin on the battlefield
• Sol Ring on the battlefield
• Retraction Helix in hand
• available

Steps

1. Cast Retraction Helix by paying , causing Blisterspit Gremlin to gain ": Return target nonland permanent to its owner's hand" until end of turn
2. Activate Sol Ring by tapping it, adding
3. Activate Blisterspit Gremlin using its ability from Retraction Helix by tapping it, returning Sol Ring from the battlefield to your hand
4. Cast Sol Ring by paying
5. When you cast Sol Ring, Blisterspit Gremlin's last ability triggers, untapping it
6. Sol Ring resolves
7. Repeat from step 2

Results

• Infinite colorless mana
• Infinite ETB
• Infinite LTB
• Infinite storm count