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Each player puts a vow counter on a creature they control and sacrifices the rest. Each of those creatures can't attack you or planeswalkers you control for as long as...
Klingon spells and Warrior spells you cast cost {1} less to cast.
Whenever another Klingon or Warrior you control enters, this creature deals 1 damage to each opponent.
Whenever one or more creatures attack, you may have target attacking creature gain double strike until end of turn.
You may sacrifice a Klingon or Warrior. If you do, return all other Klingon and Warrior creature cards from your graveyard to the battlefield.
When this creature enters, create a 1/1 colorless Borg artifact creature token.
({T}: Add {B} or {G}.)
As this land enters, you may pay 2 life. If you don't, it enters tapped.
When this enchantment enters, create a number of 2/1 red Klingon Warrior creature tokens with haste equal to the number of opponents you have. Creatures you control have melee. (Whenever...
Distribute two +1/+1 counters among one or two target creatures. Beam me up {2}{W} (You may cast this card from your graveyard for {2}{W} if you also return a creature...
{T}: Add {C}{C}. Activate only if you control five or more lands.
This creature enters with two charge counters on it. {T}, Remove a counter from this creature: Choose one — • Search your library for a basic land card, put it...
Strange new worlds — Reveal the top X cards of your library, where X is the number of differently named lands you control. Put all permanent cards revealed this way...
Affinity for artifact creatures Whenever this Spacecraft enters or attacks, assimilate a creature card exiled with it. If you can't, exile up to one target creature. (To assimilate a card,...