{1}, {T}, Sacrifice Chromatic Star: Add one mana of any color. When Chromatic Star is put into a graveyard from the battlefield, draw a card.

{1}, Sacrifice a creature: Exile the top card of your library. You may play that card this turn. (You still pay its costs. You can play a land this way only if you have an available land play remaining.)

When Goblin Matron enters the battlefield, you may search your library for a Goblin card, reveal that card, put it into your hand, then shuffle.

Sacrifice an artifact: Krark-Clan Shaman deals 1 damage to each creature without flying.

Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Whenever a creature enters the battlefield under your control this turn, put a +1/+1 counter on it and it gains haste until end of turn. Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

Choose one — • Counter target blue spell. • Destroy target blue permanent.

Drossforge Bridge enters the battlefield tapped. Indestructible {T}: Add {B} or {R}.

({T}: Add {R}.)

Rakdos Carnarium enters the battlefield tapped. When Rakdos Carnarium enters the battlefield, return a land you control to its owner's hand. {T}: Add {B}{R}.

({T}: Add {B}.)

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

Draw two cards, then discard two cards. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Choose one — • Abrade deals 3 damage to target creature. • Destroy target artifact.

{X}{X}{1}: Destroy target noncreature artifact with mana value X.

Scry 2, then draw a card.

Sacrifice an artifact: Krark-Clan Shaman deals 1 damage to each creature without flying.