Spine of Ish Sah, Sami, Wildcat Captain, and Phantom Train

Prerequisites

• Spine of Ish Sah in hand
• Sami, Wildcat Captain on the battlefield
• Phantom Train on the battlefield

Steps

1. Cast Spine of Ish Sah by paying due to Sami
2. When Spine of Ish Sah enters, its first ability triggers, targeting either a permanent an opponent controls or itself if an opponent doesn't control a targetable permanent
3. Holding priority, activate Phantom Train by sacrificing Spine of Ish Sah
4. If you targeted Spine of Ish Sah in step 2, the ability will fizzle due to having no legal target
5. Spine of Ish Sah's second ability triggers, returning it from your graveyard to your hand
6. Resolve the Phantom Train ability from step 3
7. Resolve the Spine of Ish Sah trigger from step 2, if applicable
8. Repeat from step 1

Results

• Infinite storm count
• Destroy all permanents opponents control each turn
• Infinite +1/+1 counters on a creature