Grim Monolith + Nyxbloom Ancient

Infinite colorless mana

Grim Monolith on the battlefield

Nyxbloom Ancient on the battlefield

Played in 8 697 decks.

Steps

Activate Grim Monolith's first ability by tapping it, adding .
Activate Grim Monolith's last ability by paying , untapping it.
Repeat.

Data: Commander Spellbook

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