Gravelgill Axeshark + Phyrexian Altar + Vizier of Remedies

WUB identity

Commander legal

The 3 combo pieces

• Gravelgill Axeshark
• Phyrexian Altar
• Vizier of Remedies

How to execute it

1. Activate Phyrexian Altar by sacrificing Gravelgill Axeshark.
2. When Gravelgill Axeshark dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to Vizier of Remedies.
3. Repeat.

What the combo produces

• Infinite colored mana
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers