Menace Whenever Star Athlete attacks, choose up to one target nonland permanent. Its controller may sacrifice it. If they don’t, Star Athlete deals 5 damage to that player. Blitz {3}{R} (If you cast this spell for its blitz cost, it gains haste and “When this creature dies, draw a card.” Sacrifice it at the beginning of the next end step.)
Reveal cards from the top of your library until you reveal a nonland card. Put the revealed cards on the bottom of your library in a random order. When you reveal a nonland card this way, Calibrated Blast deals damage equal to that card’s mana value to any target. Flashback {3}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
[+2]: Search your library for a basic Mountain card, reveal it, put it into your hand, then shuffle. [-3]: Koth, Fire of Resistance deals damage to target creature equal to the number of Mountains you control. [-7]: You get an emblem with "Whenever a Mountain enters the battlefield under your control, this emblem deals 4 damage to any target."
Morph XXR (You may play this face down as a 2/2 creature for 3. Turn it face up any time for its morph cost.) When Warbreak Trumpeter is turned face up, put X 1/1 red Goblin creature tokens into play.
Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Pyroclast Consul, you may reveal it. If you do, Pyroclast Consul deals 2 damage to each creature.
Dreaded Wanderer enters the battlefield tapped. 2B: Return Dread Wanderer from your graveyard to the battlefield. Activate this ability only any time you could cast a sorcery and only if you have one or fewer cards in hand.
Exile the top two cards of your library. Until the end of your next turn, you may play those cards.
Menace (This creature can't be blocked except by two or more creatures.) Other creatures you control wearing hats in their art have menace.
Whenever an opponent activates an ability of an artifact, creature, or land on the battlefield, if it isn’t a mana ability, Harsh Mentor deals 2 damage to that player.
Haste Whenever Laelia, the Blade Reforged attacks, exile the top card of your library. You may play that card this turn. Whenever one or more cards are put into exile from your library and/or your graveyard, put a +1/+1 counter on Laelia.
Whenever you cast a noncreature spell, surveil 1. Delirium — As long as there are four or more card types among cards in your graveyard, Dragon's Rage Channeler gets +2/+2, has flying, and attacks each combat if able.
T, Exile Memory Vessel: Each player exiles the top seven cards of their library. Until your next turn, players may play cards they exiled this way, and they can't play cards from their hand. Activate only as a sorcery.
Whenever any creature comes into play, that creature’s controller may choose to have it deal damage equal to its power to target creature or player.