Boonweaver Giant + Blasting Station + Unholy Indenture

Boonweaver Giant

Blasting Station

Unholy Indenture

How it works

1. Activate Blasting Station by tapping it and sacrificing Boonweaver Giant
2. When Boonweaver Giant dies, Unholy Indenture triggers, returning Boonweaver Giant from your graveyard to the battlefield tapped.
3. When Boonweaver Giant enters, it and Blasting Station trigger.
4. Resolve the Blasting Station trigger, untapping it.
5. Resolve the Boonweaver Giant trigger, returning Unholy Indenture from your graveyard to the battlefield attached to Boonweaver Giant.
6. Resolve the Blasting Station ability from step 1.
7. Repeat.