Fire Lord Azula, Underworld Breach, and Frantic Search

Prerequisites

• Fire Lord Azula on the battlefield
• Underworld Breach on the battlefield
• Frantic Search in hand or in the graveyard

Steps

1. Declare Fire Lord Azula as an attacker
2. Its firebending ability triggers, adding Holding priority, activate up to three lands by tapping them, adding at least
3. Cast Frantic Search either from your hand by paying or from your graveyard for its escape cost by paying and exiling three other cards from your graveyard
4. Fire Lord Azula triggers, copying Frantic Search
5. Resolve the copy of Frantic Search, causing you to loot twice and untap up to three lands
6. Holding priority, activate up to three lands by tapping them, adding at least
7. Resolve Frantic Search, causing you to loot twice and untap up to three lands
8. Repeat from step 2

Results

• Infinite draw triggers
• Infinite looting
• Infinite self-discard triggers
• Near-infinite magecraft triggers
• Near-infinite mana lands you control can produce
• Near-infinite storm count
• Near-infinite untap of lands you control