the front side of Grim Monolith
the back of a classic MtG card
the front side of The Blackstaff of Waterdeep
the back of a classic MtG card
the front side of Biomancer's Familiar
the back of a classic MtG card

Color Identity: G, U

Initial Card State

  1.  All permanents on the battlefield.

Notable Prerequisites

  1. Grim Monolith does not have summoning sickness.

Mana Needed

  1. ({U} magic symbol)   available.

Steps

  1. Activate Grim Monolith's first ability by tapping it, adding ({C} magic symbol)  ({C} magic symbol)  ({C} magic symbol)  .
  2. Activate The Blackstaff of Waterdeep by paying ({1} magic symbol)  ({U} magic symbol)   and tapping it, causing Grim Monolith to become an artifact creature until end of turn.
  3. Activate Grim Monolith's second ability by paying ({2} magic symbol)  , untapping it.
  4. Activate Grim Monolith's first ability by tapping it, adding ({C} magic symbol)  ({C} magic symbol)  ({C} magic symbol)  .
  5. Repeat from step 3.

Results

  1. Infinite colorless mana.

Metadata

  1. In 3 decks according to EDHREC.
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