Color Identity: W, U

Prerequisites

  1.  
    The Fifth Doctor
    The Fifth Doctor     and
    Adric, Mathematical Genius
    Adric     on the battlefield.
  2. You control creatures that together can tap for at least ({2} magic symbol)  ({U} magic symbol)   and didn't attack or enter this turn.
  3. Adric, Mathematical Genius
    Adric     didn't enter this turn.

Steps

  1. At the beginning of your end step,
    The Fifth Doctor
    The Fifth Doctor     triggers.
  2. Holding priority, activate mana-producing creatures you control by tapping them, adding at least ({2} magic symbol)  ({U} magic symbol)  .
  3. Activate
    Adric, Mathematical Genius
    Adric    's first ability by paying ({2} magic symbol)  ({U} magic symbol)   and tapping them, copying the
    The Fifth Doctor
    Fifth Doctor    's trigger.
  4. Resolve the copied triggered ability, untapping all creatures you control that didn't enter or attack this turn and putting a +1/+1 counter on each them.
  5. Repeat from 2.

Results

  1. Infinite +1/+1 counters on all creatures you control except ones that attacked or entered the battlefield this turn.
  2. Infinite mana creatures you control can produce except ones that attacked or entered the battlefield this turn.
  3. Infinite untap of creatures you control except ones that attacked or entered the battlefield this turn.

Metadata

  1. In 2181 decks according to EDHREC.
footer