Enter the Unknown, Mystic Sanctuary, Bolas's Citadel, Zuran Orb, and Crucible of Worlds

Prerequisites

• Enter the Unknown in hand or in the library
• Mystic Sanctuary in hand or in the graveyard
• Bolas's Citadel on the battlefield
• Zuran Orb on the battlefield
• Crucible of Worlds on the battlefield
• undefined if Enter the Unknown is in your hand
• available

Steps

1. Cast Enter the Unknown either from your hand by paying or from the top of your library by paying 1 life, causing a creature you control to explore and allowing you to play an additional land this turn
2. Play Mystic Sanctuary either from your hand or graveyard
3. When Mystic Sanctuary enters the battlefield untapped, it triggers, putting Enter the Unknown from your graveyard onto the top of your library
4. Activate Mystic Sanctuary by tapping it, adding
5. Activate Zuran Orb by sacrificing Mystic Sanctuary, causing you to gain 2 life
6. Repeat

Results

• Infinite lifegain triggers
• Infinite lifegain
• Infinite storm count
• Infinite blue mana
• Infinite magecraft triggers
• Infinite +1/+1 counters
• Infinite landfall triggers