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Strange new worlds — Whenever Commander Spock enters or attacks, reveal the top card of your library. You may cast that card without paying its mana cost if that spell's...
Choose one —
• Destroy target creature with power 4 or greater.
• Draw a card.
When Miles O'Brien enters, return up to one other target creature or artifact you control to its owner's hand. At the beginning of each end step, if a permanent was...
This artifact enters with X charge counters on it.
{T}: Choose a color. Add one mana of that color for each charge counter on this artifact.
Choose one. If you control a commander as you cast this spell, you may choose both instead. • Create a 1/1 colorless Borg artifact creature token for each attacking creature....
Sunburst (This artifact enters with a charge counter on it for each color of mana spent to cast it.) {2}, Sacrifice this artifact: Destroy each nonland permanent with mana value...
As Kai Winn enters, choose a nonland card name. Whenever an opponent casts a spell with the chosen name or activates an ability of a source with the chosen name,...
As this artifact enters, choose a creature type. Whenever you cast a spell of the chosen type, put a charge counter on this artifact. Creatures you control of the chosen...
Choose two — • Destroy all artifacts. • Destroy all enchantments. • Destroy all creatures with mana value 3 or less. • Destroy all creatures with mana value 4 or...
Until end of turn, whenever a creature deals combat damage to you, destroy that creature and create a 2/1 red Klingon Warrior creature token with haste.
({T}: Add {R} or {W}.)
This land enters tapped.
Cycling {2} ({2}, Discard this card: Draw a card.)
When H.M.S. Bounty enters, you may search your library for a Whale card, reveal it, put it into your hand, then shuffle. Station 8+ | Flying Whenever H.M.S. Bounty deals...