Boo

Flying

When this creature dies, it deals 1 damage to any target.

Menace (This creature can't be blocked except by two or more creatures.)

Crash Landing — Search your library for a basic land card, reveal it, put it into your hand, then shuffle. Goblin Camp — Create a Treasure token. Emerald Grove — Create a 2/2 white Knight creature token. Auntie's Teahouse — Scry 3. Defiled Temple — You may sacrifice a permanent. If you do, draw a card. Mountain Pass — You may put a land card from your hand onto the battlefield. Ebonlake Grotto — Create two 1/1 blue Faerie Dragon creature tokens with flying. Grymforge — For each opponent, goad up to one target creature that player controls. Githyanki Crèche — Distribute three +1/+1 counters among up to three target creatures you control. Last Light Inn — Draw two cards. Reithwin Tollhouse — Roll 2d4 and create that many Treasure tokens. Moonrise Towers — Instant and sorcery spells you cast this turn cost 3 less to cast. Gauntlet of Shar — Each opponent loses 5 life. Balthazar's Lab — Return up to two target creature cards from your graveyard to your hand. Circus of the Last Days — Create a token that's a copy of one of your commanders, except it's not legendary. Undercity Ruins — Create three 4/1 black Skeleton creature tokens with menace. Steel Watch Foundry — You get an emblem with "Creatures you control get +2/+2 and have trample." Ansur's Sanctum — Reveal the top four cards of your library and put them into your hand. Each opponent loses life equal to those cards' total mana value. Temple of Bhaal — Creatures your opponents control get -5/-5 until end of turn.

Flying