Boonweaver Giant + Umbral Collar Zealot + Abduction

Boonweaver Giant

Umbral Collar Zealot

Abduction

How it works

1. Activate Umbral Collar Zealot by sacrificing Boonweaver Giant
2. When Boonweaver Giant dies, Abduction triggers, returning Boonweaver Giant from your graveyard to the battlefield
3. When Boonweaver Giant enters, it triggers, returning Abduction from your graveyard to the battlefield attached to Boonweaver Giant.
4. Resolve the Umbral Collar Zealot ability from step 1.
5. Repeat.