MTG Urza, Lord High Artificer Deckby S_Seem

When Urza enters, create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control." Tap an untapped artifact you control: Add {U}. {5}: Shuffle your library, then exile the top card. Until end of turn, you may play that card without paying its mana cost.

Equipped creature gets +0/+1 and has ward {1}. (Whenever equipped creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.) Equip {0}. Activate only once each turn.

This artifact enters tapped. As this artifact enters, choose a color. {T}: Add one mana of the chosen color.

This artifact enters tapped. When this artifact enters, you get {E}{E}{E} (three energy counters). {T}: Add {C}. {T}, Pay {E}: Add one mana of any color.

Whenever you cast a spell, untap all nonland permanents you control.

Counter target creature spell with power or toughness 2 or less.

Counter target activated ability, triggered ability, or legendary spell.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Look at the top seven cards of your library. Put two of them into your hand and the rest on the bottom of your library in any order.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Draw two cards.

Draw three cards. Islandcycling {1} ({1}, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

Take an extra turn after this one.

({T}: Add {U}.)

({T}: Add {U}.)

{T}, Pay 1 life, Sacrifice this land: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

At the beginning of your upkeep, if you control three or more artifacts, you gain 1 life. {T}: Add {C}. {4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle. Activate only if you control three or more artifacts.

{T}, Pay 1 life, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield, then shuffle.