When Experimental Synthesizer enters or leaves the battlefield, exile the top card of your library. Until end of turn, you may play that card. {2}{R}, Sacrifice Experimental Synthesizer: Create a 2/2 white Samurai creature token with vigilance. Activate only as a sorcery.

Haste Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

You may sacrifice two Mountains rather than pay this spell's mana cost. Fireblast deals 4 damage to any target.

{T}: Add {R}.

Chain Lightning deals 3 damage to any target. Then that player or that permanent's controller may pay {R}{R}. If the player does, they may copy this spell and may choose a new target for that copy.

As an additional cost to cast this spell, sacrifice an artifact. Create three 1/1 red Goblin creature tokens.

End the Festivities deals 1 damage to each opponent and each creature and planeswalker they control.

Ward—Pay 2 life. (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays 2 life.) Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

When Experimental Synthesizer enters or leaves the battlefield, exile the top card of your library. Until end of turn, you may play that card. {2}{R}, Sacrifice Experimental Synthesizer: Create a 2/2 white Samurai creature token with vigilance. Activate only as a sorcery.

Damage can't be prevented this turn. Flashback {R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Goblin Blast-Runner gets +2/+0 and has menace as long as you sacrificed a permanent this turn.

{T}: Add {R}.

{T}: Add {R}.

{T}: Add {R}.

As an additional cost to cast this spell, sacrifice an artifact. Create three 1/1 red Goblin creature tokens.

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

{T}: Target player exiles a card from their graveyard. {1}, Exile Relic of Progenitus: Exile all graveyards. Draw a card.

When Voldaren Epicure enters the battlefield, it deals 1 damage to each opponent. Create a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this artifact: Draw a card.")