When Breya enters, create two 1/1 blue Thopter artifact creature tokens with flying. {2}, Sacrifice two artifacts: Choose one — • Breya deals 3 damage to target player or planeswalker. • Target creature gets -4/-4 until end of turn. • You gain 5 life.

Artifact creatures you control get +2/+2. {6}: Create a token that's a copy of target artifact you control, except it's a 1/1 Soldier creature in addition to its other types.

You may activate the loyalty abilities of Urza twice each turn rather than only once. +2: Artifact, instant, and sorcery spells you cast this turn cost {2} less to cast. You gain 2 life. +1: Draw two cards, then discard a card. 0: Create two 1/1 colorless Soldier artifact creature tokens. −3: Exile target nonland permanent. −10: Artifacts and planeswalkers you control gain indestructible until end of turn. Destroy all nonland permanents.

Flash Flying You may cast colorless spells and artifact spells as though they had flash. Whenever you cast a spell, if the amount of mana spent to cast that spell is greater than Liberator's power, put a +1/+1 counter on Liberator.

Artifact, instant, and sorcery spells you cast cost {1} less to cast. {7}: If you both own and control Urza, Lord Protector and an artifact named The Mightstone and Weakstone, exile them, then meld them into Urza, Planeswalker. Activate only as a sorcery.