Boonweaver Giant, Phantom Train, and False Demise

Prerequisites

• Boonweaver Giant on the battlefield
• Phantom Train on the battlefield
• False Demise on the battlefield

Steps

1. Activate Phantom Train by sacrificing Boonweaver Giant When Boonweaver Giant dies, False Demise triggers, returning Boonweaver Giant from your graveyard to the battlefield When Boonweaver Giant enters, it triggers, returning False Demise from your graveyard to the battlefield attached to Boonweaver Giant
2. Resolve the Phantom Train ability from step 1
3. Repeat

Results

• Infinite +1/+1 counters on a creature
• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite sacrifice triggers