the front side of Training Grounds
the back of a classic MtG card
the front side of Umbral Mantle
the back of a classic MtG card
the front side of Arixmethes, Slumbering Isle
the back of a classic MtG card

Color Identity: G, U

Initial Card State

  1.  All permanents on the battlefield.

Notable Prerequisites

  1. Arixmethes is a creaure and does not have summoning sickness.
  2. Umbral Mantle attached to Arixmethes.

Steps

  1. Activate Arixmethes by tapping it, adding ({U} magic symbol)  ({G} magic symbol)  .
  2. Activate Arixmethes by paying ({1} magic symbol)   and untapping it, giving it +2/+2 until end of turn.
  3. Repeat.

Results

  1. Infinite colored mana.
  2. Infinite untap of creatures you control.
  3. Infinite mana creatures you control can produce.
  4. 2 Infinitely large creature until end of turn.

Metadata

  1. In 53 decks according to EDHREC.
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