At the beginning of combat on your turn, if you control an artifact, Toolcraft Exemplar gets +2/+1 until end of turn. If you control three or more artifacts, it also gains first strike until end of turn.
Flying When Wispweaver Angel enters, you may exile another target creature you control, then return that card to the battlefield under its owner's control.
Flying When Aether Swooper enters, you get {E}{E}. Whenever Aether Swooper attacks, you may pay {E}{E}. If you do, create a 1/1 colorless Servo artifact creature token.
Instant and sorcery spells you cast cost {1} less to cast. Whenever a spell or ability you control counters a spell, you may draw a card. If you do, discard a card.
Return up to three target artifacts and/or creatures to their owners' hands. You may cast a spell with mana value 4 or less from your hand without paying its mana cost.
Choose target artifact or creature. You get {E}{E}{E}{E}, then you may pay an amount of {E} equal to that permanent's mana value. If you do, gain control of it.
Whenever an artifact or Artificer you control enters, you may pay {1}. If you do, you get {E}{E}. Pay six {E}, Sacrifice Era of Innovation: Draw three cards.
Flying When Glint-Nest Crane enters, look at the top four cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in any order.