MTG >Combos >Umbral Mantle +Magus of the Coffers +Tergrid, God of Fright // Tergrid's Lantern +

With 6 swamps,

Tergrid's Lantern

and

Vault Magus

on the battlefield. 1) cast

Umbral Cloak

and equip it to Vault Magus. 2) Pay mana to tap it and add 6 black mana. 3) Pay mana to untap it with

Umbral Mantle

Repeat the process for infinite mana and power. With infinite mana tap

Tergrid's Lantern

Target player loses 3 life unless they sacrifice a nonland permanent or discard a card, then you will pay to turn the flashlight around and repeat the process.