Warchanter Skald, Phyrexian Altar, Pemmin's Aura, and Lightning Volley

Prerequisites

• Warchanter Skald on the battlefield
• Phyrexian Altar on the battlefield
• Pemmin's Aura on the battlefield
• Lightning Volley in hand
• Warchanter Skald does not have summoning sickness
• Pemmin's Aura attached to Warchanter Skald
• available

Steps

1. Cast Lightning Volley by paying
2. Activate Warchanter Skald by tapping it
3. Warchanter Skald triggers, creating a 2/1 Dwarf Berserker creature token
4. Resolve the Warchanter Skald ability from step 2, dealing 1 damage to any target
5. Activate Phyrexian Altar by sacrificing the Dwarf Berserker, adding
6. Activate Pemmin's Aura's first ability by paying , untapping Warchanter Skald
7. Repeat from step 2

Results

• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers