Pearl-Ear, Imperial Advisor, Cloudstone Curio, Ugin's Mastery, and Case of the Shattered Pact

Prerequisites

• Pearl-Ear, Imperial Advisor on the battlefield
• Cloudstone Curio on the battlefield
• Ugin's Mastery in hand
• Case of the Shattered Pact on the battlefield
• You control at least four Auras

Steps

1. Cast Ugin's Mastery by paying due to Pearl-Ear
2. When Ugin's Mastery enters the battlefield, Cloudstone Curio triggers, returning Case of the Shattered Pact from the battlefield to your hand
3. Cast Case of the Shattered Pact by paying due to Pearl-Ear
4. When Case of the Shattered Pact enters the battlefield, it and Cloudstone Curio trigger
5. Resolve the Case of the Shattered Pact trigger, causing you to search your library for a basic land card and put it into your hand
6. Resolve the Cloudstone Curio trigger, returning Ugin's Mastery from the battlefield to your hand
7. Repeat

Results

• Infinite storm count
• Put all basic land cards from your library into your hand