(: Add .)

Sacrifice Hajar: Legendary creatures you control get +1/+0 and gain indestructible until end of turn.

Flash
If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

+1: Until your next turn, whenever a creature deals combat damage to Vraska, destroy that creature.
−3: Destroy target nonland permanent.
−7: Create three 1/1 black Assassin creature tokens with "Whenever this token deals combat damage to a player, that player loses the game."

Equipped creature has flying and lifelink.
Whenever equipped creature dies, you may pay X life, where X is its power. If you do, draw X cards.
Equip

Landfall — Whenever a land you control enters, each opponent mills three cards. (To mill a card, a player puts the top card of their library into their graveyard.)

Red instant and sorcery spells you control have lifelink.
Whenever a white instant or sorcery spell causes you to gain life, Firesong and Sunspeaker deals 3 damage to target creature or player.

Reach, menace
When Rendmaw enters and whenever you play a card with two or more card types, each player creates a tapped 2/2 black Bird creature token with flying. The tokens are goaded for the rest of the game. (They attack each combat if able and attack a player other than you if able.)

Enrage — Whenever this creature is dealt damage, draw a card.

Discard a card: This creature gets +1/+1 and becomes the color of your choice until end of turn.

When this enchantment enters, create a 1/1 white Human Soldier creature token.
Whenever a creature you control dies, each opponent loses 1 life and you gain 1 life.

Double strike, trample
Whenever this creature deals combat damage to a player, create a Junk token. (It's an artifact with ", Sacrifice this token: Exile the top card of your library. You may play that card this turn. Activate only as a sorcery.")

: Add , , or .
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When this creature is turned face up, add .

Flying, protection from red

You gain X life and draw X cards.

Start your engines! (If you have no speed, it starts at 1. It increases once on each of your turns when an opponent loses life. Max speed is 4.)
You have no maximum hand size.
Max speed — If you would draw a card, draw two cards instead.

Menace
When this creature enters, other creatures get -2/-2 until end of turn.
, Discard this card: Target creature gets -2/-2 until end of turn.

+3: You gain 3 life.
−4: Reveal the top two cards of your library. Put all land cards from among them onto the battlefield and the rest into your hand.
−12: Creatures you control get +5/+5 and gain trample until end of turn.

Vigilance, menace
When this creature enters, other creatures you control get +2/+2 and gain vigilance and menace until end of turn. Damage can't be prevented this turn.

Hideaway 5 (When this enchantment enters, look at the top five cards of your library, exile one face down, then put the rest on the bottom in a random order.)
Whenever you attack with one or more creatures, create that many 1/1 green and white Citizen creature tokens. Then if you control ten or more creatures, you may play the exiled card without paying its mana cost.