Phlage, Titan of Fire's Fury, Teshar, Ancestor's Apostle, Cloudstone Curio, Memnite, and Shield Sphere

Prerequisites

• Phlage, Titan of Fire's Fury in the graveyard
• Teshar, Ancestor's Apostle on the battlefield
• Cloudstone Curio on the battlefield
• Memnite in hand or on the battlefield
• Shield Sphere in hand or on the battlefield
• One of the cost creatures must be in your hand, and the other must be on the battlefield

Steps

1. Cast the historic creature from your hand by paying
2. Teshar triggers, returning Phlage from your graveyard to the battlefield
3. When Phlage enters the battlefield, its first and second abilities and Cloudstone Curio trigger
4. Resolve the first Phlage trigger, causing you to sacrifice it
5. Resolve the second Phlage trigger, dealing 3 damage to any target and causing you to gain 3 life
6. Resolve the Cloudstone Curio trigger, returning the other historic creature with mana cost from the battlefield to your hand
7. Resolve the creature spell cast in step 1
8. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite damage
• Infinite lifegain triggers
• Infinite lifegain
• Infinite storm count