Delney, Streetwise Lookout + Preston, the Vanisher + Sefris of the Hidden Ways + Undermountain Adventurer + Yahenni, Undying Partisan
Delney, Streetwise Lookout
Legendary Creature — Human Scout
Preston, the Vanisher
Legendary Creature — Rabbit Wizard
Sefris of the Hidden Ways
Legendary Creature — Human Wizard
Undermountain Adventurer
Creature — Giant Warrior
Yahenni, Undying Partisan
Legendary Creature — Aetherborn Vampire
Result
- Infinite artifact ETB
- Infinite artifact LTB
- Infinite artifact sacrifice triggers
- Infinite artifact tokens
- Infinite +1/+1 counters on creatures you control
- Infinite creature ETB
- Infinite creature LTB
- Infinite Treasure tokens
- Infinite card draw
- Infinite colored mana
- Infinite creature tokens
- Infinite death triggers
- Infinite draw triggers
- Infinite creature sacrifice triggers
- Near-infinite lifeloss
- Put all basic lands from your library into your hand
- Put all creature cards from your library onto the battlefield
- Return most creature cards from your graveyard onto the battlefield
Combo data from Commander Spellbook.