Boonweaver Giant, Next of Kin, Enduring Renewal, Mirror Image, and Phyrexian Altar

Prerequisites

• Boonweaver Giant on the battlefield
• Next of Kin on the battlefield
• Enduring Renewal on the battlefield
• Mirror Image on the battlefield
• Phyrexian Altar on the battlefield
• Next of Kin attached to Mirror Image

Steps

1. Activate Phyrexian Altar by sacrificing Mirror Image, adding one mana of any color
2. When Mirror Image dies, Enduring Renewal and Next of Kin trigger
3. Resolve the Enduring Renewal trigger, returning Mirror Image to your hand from your graveyard
4. Resolve the Next of Kin trigger, putting Mirror Image from your hand onto the battlefield as a copy of Boonweaver Giant
5. When Mirror Image enters the battlefield, it triggers, returning Next of Kin from your graveyard to the battlefield attached to Mirror Image
6. Repeat

Results

• Infinite colored mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count