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Whenever U.S.S. Discovery enters or attacks, discover 5. (Exile cards from the top of your library until you exile a nonland card with mana value 5 or less. Cast it...
Whenever U.S.S. Reliant enters or deals combat damage to a player, return target creature card with mana value 4 or less from your graveyard to the battlefield with a finality...
Landfall — Whenever a land you control enters, create two 1/1 red Officer creature tokens.
Artifact creatures you control have menace and "Whenever a creature blocks this creature, that creature gets -1/-1 until end of turn."
Artifact creatures you control have "Whenever this creature deals combat damage to a player, you may pay 1 life. If you do, draw a card."
When this creature enters, create a 1/1 colorless Borg artifact creature token.
Artifacts you control gain hexproof and indestructible until end of turn.
Whenever one or more charge counters are put on U.S.S. Enterprise-D for the first time each turn, exile the top card of your library. You may play that card this...
Seek out — Whenever you draw your second card each turn, you gain 4 life.
At the beginning of your first main phase, draw a card. Then discard a card unless you control five or more differently named lands. {6}{U}: Seven of Nine's base power...
Whenever Captain Kirk enters or attacks, choose one. If you have no cards in hand, choose one or more instead. • Discard a card, then draw a card. • Create...
When this creature enters, each opponent discards a card.