Color Identity: g, w

Prerequisites

  1. All permanents on the battlefield
  2. You control a creature that can tap to produce at least ({2} magic symbol)  
  3. Yenna, Redtooth Regent
    Yenna
    does not have summoning sickness

Steps

  1. Activate the mana-producing creature by tapping it, adding at least ({2} magic symbol)  
  2. Activate
    Yenna, Redtooth Regent
    Yenna
    by paying ({2} magic symbol)   and tapping it, creating a token copy of
    Nature's Chosen
    Nature's Chosen
    attached to the mana-producing creature, then untapping
    Yenna, Redtooth Regent
    Yenna
    and causing you to scry 2
  3. Activate the
    Nature's Chosen
    Nature's Chosen
    token's first ability by paying ({0} magic symbol)  , untapping the mana-producing creature
  4. Activate
    Thaumatog
    Thaumatog
    's second ability by sacrificing the
    Nature's Chosen
    Nature's Chosen
    token's first ability, causing
    Thaumatog
    Thaumatog
    to get +1/+1 until end of turn
  5. Repeat

Results

  1. Infinitely large
    Thaumatog
    Thaumatog
    until end of turn
  2. Infinite scry 2

Metadata

  1. In 5 decks according to EDHREC.
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