the front side of Urza, Lord High Artificer
the back of a classic MtG card
the front side of Wake Thrasher
the back of a classic MtG card
the front side of Soliton
the back of a classic MtG card

Color Identity: U

Initial Card State

  1.  All permanents on the battlefield.

Steps

  1. Activate Urza's first ability by tapping Soliton, adding one blue mana.
  2. Activate Soliton by paying one blue mana, untapping it.
  3. Wake Thrasher triggers, giving itself +1/+1 until end of turn.
  4. Repeat.

Results

  1. Infinitely large creature until end of turn.
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