Whenever you discard a card, exile that card from your graveyard. {2}, {T}: Draw a card, then discard a card. {4}, {T}, Sacrifice this artifact: Return all cards exiled with this artifact to their owner's hand.

Whenever you discard a card, you may exile that card from your graveyard. If you do, you may play that card this turn.

{2}, {T}: Draw a card, then discard a card.

Haste {1}, {T}, Discard a card: Draw a card. Whenever you discard one or more artifact cards, add {R}{R}. This ability triggers only once each turn.

{1}{U}, Sacrifice this artifact: Draw two cards. Channel — {U}, Discard this card: Draw a card.

Draw three cards. Then discard two cards unless you discard an artifact card.

Draw three cards. Then discard two cards unless you discard an artifact card.

{T}, Tap an untapped artifact or creature you control: Add {C}. Channel — {4}{U}, Discard this card: The owner of target nonland permanent puts it on their choice of the top or bottom of their library.

Ward {3} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.) Channel — {2}{U}, Discard this card: Counter target spell or ability unless its controller pays {3}.

Channel — {3}{U}, Discard this card: Tap up to two target creatures you don't control. Those creatures don't untap during their controller's next untap step.