You may have this artifact enter as a copy of any artifact on the battlefield.

Other artifact creatures you control get +1/+1.

{1}{U}: Return target artifact you control to its owner's hand. {3}, {T}: Copy target artifact spell you control. (The copy becomes a token.)

{T}: Put a +1/+1 counter on each artifact creature you control.

Untap all artifacts you control during each other player's untap step.

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.

Indestructible {T}: Add {C}.

{T}: Add {C}. {1}, {T}: Add one mana of any color. {4}, {T}: Create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")

({T}: Add {U}.)

({T}: Add {W}.)

As this land enters, you may reveal a Plains or Island card from your hand. If you don't, this land enters tapped. {T}: Add {W} or {U}.

This land enters tapped. Indestructible {T}: Add {W} or {U}.

Choose one — • Counter target artifact or enchantment spell. If a spell is countered this way, exile it instead of putting it into its owner's graveyard. • Counter target activated or triggered ability.

Each spell costs {3} more to cast except during its controller's turn.

Destroy target artifact or enchantment.

When this enchantment enters, exile target nonland permanent an opponent controls until this enchantment leaves the battlefield. When this enchantment enters, you gain 2 life and create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")

{2}, {T}, Exile The Stone Brain: Choose a card name. Search target opponent's graveyard, hand, and library for up to four cards with that name and exile them. That player shuffles, then draws a card for each card exiled from their hand this way. Activate only as a sorcery.

Enchant artifact Enchanted artifact is a creature with base power and toughness 5/5 in addition to its other types.

Prototype {2}{W} — 1/1 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Double strike When this creature enters, draw a card.

Prototype {2}{U}{U} — 3/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) You may have this creature enter as a copy of an artifact or creature you control, except it's an artifact creature in addition to its other types, and its power and toughness are equal to this creature's power and toughness.

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.

Flying

Flying You can't lose the game and your opponents can't win the game.

Prototype {3}{U} — 2/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Flying When this creature enters, scry X, where X is its power.

Prototype {1}{W}{W} — 3/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Flying At the beginning of combat on your turn, target creature you control gains your choice of flying, vigilance, or lifelink until end of turn.

Defender {U}: This creature loses defender and gains "This creature can't be blocked." {2}{U}: This creature becomes blue and has base power and toughness 5/4. Activate only if this creature doesn't have defender. {4}{U}{U}: Draw three cards. Activate only if this creature is blue and only once.

Trample Traxos enters tapped and doesn't untap during your untap step. Whenever you cast a historic spell, untap Traxos. (Artifacts, legendaries, and Sagas are historic.)

{3}, {T}: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Look at the top five cards of your library. You may reveal any number of artifact cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in a random order.

Return target artifact or creature card with mana value 3 or less from your graveyard to the battlefield. If a creature enters this way, it enters with an additional +1/+1 counter on it.