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When Mjölnir enters, attach it to target legendary creature you control. Whenever equipped creature attacks, tap target creature defending player controls and put a stun counter on it. Then Mjölnir...
Flash When U.S.S. Defiant enters, it and up to one target creature you control phase out. (Treat them and anything attached to them as though they don't exist until your...
Transporter Malfunction deals 3 damage to any target. Beam me up {3}{R}{R}{R} (You may cast this card from your graveyard for {3}{R}{R}{R} if you also return a creature you control...
Transporter Malfunction deals 3 damage to any target. Beam me up {3}{R}{R}{R} (You may cast this card from your graveyard for {3}{R}{R}{R} if you also return a creature you control...
Landfall — Whenever a land you control enters, create two 1/1 red Officer creature tokens.
({T}: Add {B} or {R}.)
This land enters tapped unless you control two or more basic lands.
{2}, {T}, Sacrifice this artifact: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
Create a token that's a copy of target artifact or creature you control, except it's an artifact in addition to its other types. It gains haste until end of turn....
Destroy all creatures with no counters on them.
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...
If you control a commander, you may cast this spell without paying its mana cost.
Counter target noncreature spell.