Devoted Druid + Twinning Staff + Ivy, Gleeful Spellthief + Strong Back + Retraction Helix

Prerequisites

• Devoted Druid has an Aura attached to it.

Steps

1. 1Cast Retraction Helix by paying , targeting Devoted Druid.
2. 2Ivy triggers. Choose not to copy Retraction Helix
3. 3Resolve Retraction Helix
4. 4Cast Strong Back by paying , targeting Devoted Druid.
5. 5Ivy triggers, copying Strong Back twice due to Twinning Staff. Choose to have one copy target Ivy and the other copy target Devoted Druid.
6. 6Resolve all three Strong Backs, attaching one to Ivy and two to Devoted Druid.
7. 7Activate Devoted Druid using the ability given to it by Retraction Helix by tapping it, returning the nontoken Strong Back from the battlefield to your hand.
8. 8Activate Devoted Druid's second ability by putting a -1/-1 counter on it, untapping it.
9. 9Activate Devoted Druid's first ability by tapping it, adding .
10. 10Repeat steps 8 and 9 two additional times, then repeat step 8 one additional time.
11. 11Repeat from step 4.

Effects

• Infinite power and toughness for certain creatures
• Infinite storm count