Vigilance
At the beginning of combat on your turn, you may pay . When you do, create a Sorcerer Role token attached to target creature you control. (If you control another Role on it, put that one into the graveyard. Enchanted creature gets +1/+1 and has "Whenever this creature attacks, scry 1.")

When this creature enters, draw a card.
At the beginning of combat on your turn, if you control an Equipment, you may pay . When you do, attach target Equipment you control to target creature you control.

During turns other than yours, this spell costs more to cast.
Return all nonland permanents to their owners' hands. End the turn. (Exile all spells and abilities from the stack, including this card. The player whose turn it is discards down to their maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.)

Sacrifice a creature: Regenerate target creature.

: This creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

This land enters tapped.
Indestructible
: Add or .

When this creature enters, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.

Fathomless descent — All creatures get -X/-X until end of turn, where X is the number of permanent cards in your graveyard.

Reach (This creature can block creatures with flying.)

Menace
When Massacre Girl enters, each other creature gets -1/-1 until end of turn. Whenever a creature dies this turn, each creature other than Massacre Girl gets -1/-1 until end of turn.

(Start the game with this conspiracy face up in the command zone.)
Before drawing your opening hand, choose 1, 2, or 3.
You may spend mana as though it were mana of any color to cast creature spells with mana value equal to the chosen number.

Creatures you control gain shroud until end of turn. (They can't be the targets of spells or abilities.)

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.)
Max speed — At the beginning of your end step, create a 2/2 black Zombie creature token.

Target creature can't be blocked this turn.
Draw a card.

Sacrifice an artifact or creature: Put a +1/+1 counter on this creature. Activate only as a sorcery.

Whenever a creature you control enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the creature, then put the card back or put it into your graveyard.)

: Add one mana of any color.

Destroy target land. Into the Maw of Hell deals 13 damage to target creature.

Blocking creatures get +7/+7 until end of turn.