Oltec Matterweaver, Ancestral Statue, Ashnod's Altar, and Elspeth, Storm Slayer

Prerequisites

• Oltec Matterweaver on the battlefield
• Ancestral Statue in hand
• Ashnod's Altar on the battlefield
• Elspeth, Storm Slayer on the battlefield
• available

Steps

1. Cast Ancestral Statue by paying Oltec Matterweaver triggers, creating two 1/1 Gnome artifact creature tokens
2. When Ancestral Statue enters the battlefield, it triggers, returning itself from the battlefield to your hand
3. Activate Ashnod's Altar by sacrificing the Gnomes, adding
4. Repeat

Results

• Infinite artifact ETB
• Infinite creature LTB
• Infinite creature ETB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite storm count