Viridian Joiner, and Singing Bell Strike

Prerequisites

• Viridian Joiner on the battlefield
• Singing Bell Strike on the battlefield
• Singing Bell Strike attached to Viridian Joiner
• Viridian Joiner is untapped and does not have summoning sickness
• Viridian Joiner has a power of at least seven

Steps

1. Activate Viridian Joiner by tapping it, adding at least seven
2. Activate Viridian Joiner by paying , untapping it
3. Repeat

Results

• Infinite green mana