Morophon, the Boundless + Phyrexian Altar + The First Sliver + Yomiji, Who Bars the Way

WUBRG identity

Commander legal

The 4 combo pieces

• Morophon, the Boundless
• Phyrexian Altar
• The First Sliver
• Yomiji, Who Bars the Way

What must be in place

"Sliver" chosen with Morophon.

How to execute it

1. Activate Phyrexian Altar by sacrificing The First Sliver, adding one mana of any color.
2. Yomiji triggers, returning The First Sliver from your graveyard to your hand.
3. Cast The First Sliver for {0}.
4. Resolve the First Sliver's cascade ability.
5. The First Sliver enters the battlefield.
6. Repeat.

What the combo produces

• Cast a subset of spells in your library
• Infinite colored mana
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers
• Infinite storm count