black cat mtg card Magic The Gathering - Mystery - You may play the exiled cards for as long as they remain exiled 50 Cat Cards Tribal lot

UB does seem to be pretty popular, though

You can guarantee that itll be the number one must-kill target for your opponents

Because I just want to troll opponents by gifting Dralnu to someone right before he takes tons of damage and make my opponent sacrifice those creatures

Outlaws of Thunder Junction (OTJ) is a Standard-legal set and its cards are also suitable for play in Sealed and Draft formats when drawn from Play Boosters

Therefore, your deck can only contain cards that use those three colors (or are colorless)

When you follow it up with cards like Hymn to Tourach above, Hypnotic Specter, or Phyrexian Negator, you are looking at some of the most dominant openings in the history of the game