Monk Gyatso + Lightning Greaves + Overgrown Battlement

Monk Gyatso

Lightning Greaves

Overgrown Battlement

How it works

1. Activate Lightning Greaves' equip ability by paying 0, targeting Overgrown Battlement.
2. Monk Gyatso triggers. Choose not to airbend Overgrown Battlement.
3. Resolve Lightning Greaves' ability, attaching it to Overgrown Battlement.
4. Activate Overgrown Battlement by tapping it, adding at least .
5. Activate Lightning Greaves' equip ability by paying 0, attaching it to Monk Gyatso.
6. Activate Lightning Greaves' equip ability by paying 0, targeting Overgrown Battlement.
7. Monk Gyatso triggers, airbending Overgrown Battlement.
8. The Lightning Greaves ability fizzles due to no longer having a legal target.
9. Cast Overgrown Battlement from exile by paying 2.
10. Repeat.