At the beginning of your upkeep, exile the top card of your library. You may play that card this turn.

Firebending 3 (Whenever this creature attacks, add . This mana lasts until end of combat.)

: Exile the top card of your library. You may play that card this turn.

Boast — : Exile the top card of your library. You may play that card this turn. (Activate only if this creature attacked this turn and only once each turn.)

Skip your draw step.

At the beginning of your upkeep, exile the top two cards of your library. You may play those cards this turn.

At the beginning of your upkeep, exile the top card of your library. You may play that card this turn.

At the beginning of your end step, if you didn't play a card from exile this turn, create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")

Haste

When Headliner Scarlett enters, creatures target player controls can't block this turn.

At the beginning of your upkeep, exile the top card of your library face down. You may look at and play that card this turn.

Haste

At the beginning of your upkeep, exile the top card of your library. You may play it this turn.

At the beginning of each opponent's upkeep, the next time they would draw a card this turn, instead they exile the top card of their library. They may play it this turn.

When this creature enters, exile the top card of your library. During any turn you attacked with this creature, you may play that card.

When this creature enters, exile the top card of your library. Until the end of your next turn, you may play that card.

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

, Sacrifice another creature or enchantment: Exile the top card of your library. You may play it this turn.

Flying, first strike

At the beginning of your upkeep, exile the top two cards of your library. You may play them this turn. If you exiled a land card this way, create a 3/1 red Dinosaur creature token. If you exiled a nonland card this way, create a Treasure token.

Note the mana value of each card as it's put into exile.

Bell Borca's power is equal to the greatest number noted for it this turn.

At the beginning of your upkeep, exile the top card of your library. You may play that card this turn.

Menace

When this creature enters, create two 1/1 black Rat creature tokens with "This token can't block."

At the beginning of your upkeep, you may sacrifice another creature. If you do, put a +1/+1 counter on this creature and exile the top card of your library. You may play that card this turn.

When this creature enters, exile the top card of your library. Until end of turn, you may play that card.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

At the beginning of your upkeep, sacrifice The Great Juggernaut unless you discard a card.

Whenever The Great Juggernaut attacks, shuffle your library then exile the top card of your library. You may play that card without paying its mana cost this turn.

Commander creatures you own have "At the beginning of your upkeep, exile the top card of your library. This creature gets +X/+0 until end of turn, where X is that card's mana value. You may play that card this turn."

Start your engines!

Other Goblins you control have haste.

At the beginning of combat on your turn, create a 1/1 red Goblin creature token. That token attacks this combat if able.

Max speed — : Add for each Goblin you control.

Lucky Slots — At the beginning of combat on your turn, scry 1, then exile the top card of your library. You may play that card this turn. When you exile a card this way, target creature you control gets +X/+0 until end of turn, where X is that card's mana value.