, : Target player mills X cards, where X is the number of cards in that player's graveyard.

Lightning Helix deals 3 damage to any target and you gain 3 life.

At the beginning of your upkeep, mill seven cards.

Parallectric Feedback deals damage to target spell's controller equal to that spell's mana value.

Flying, haste
Whenever this creature deals combat damage to a player or planeswalker, copy the next loyalty ability you activate this turn when you activate it. You may choose new targets for the copy.
Whenever you cast a planeswalker spell, you may return this card from your graveyard to the battlefield.

Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)
Whenever this creature attacks, double the number of +1/+1 counters on target creature. That creature can't be blocked by creatures with power 2 or less this turn.

Choose one —
• Exile target player's graveyard.
• Jund Charm deals 2 damage to each creature.
• Put two +1/+1 counters on target creature.

: Return target creature card from your graveyard to the battlefield. It's a Skeleton in addition to its other types and has no abilities. Activate only as a sorcery.

This spell costs less to cast for each creature on the battlefield.
Blasphemous Act deals 13 damage to each creature.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Sunlance deals 3 damage to target nonwhite creature.

: Add .

, , Discard a card: Create a 3/1 red Elemental creature token named Spark Elemental. It has trample, haste, and "At the beginning of the end step, sacrifice this token."

Flip a coin. If you win the flip, take an extra turn after this one.

When this Equipment enters, it deals 2 damage to any target and 1 damage to you.
Equipped creature gets +1/+0 and has menace. (It can't be blocked except by two or more creatures.)
Equip (: Attach to target creature you control. Equip only as a sorcery.)

You and target opponent each draw three cards.

This creature enters with a +1/+1 counter on it.
, Remove two +1/+1 counters from this creature: Destroy target artifact.
Whenever this creature attacks while saddled, put a +1/+1 counter on it.
Saddle 1

Target player draws two cards, then Cerebral Vortex deals damage to that player equal to the number of cards they've drawn this turn.

You may tap or untap target permanent, then you may tap or untap another target permanent.

When Rakdos Joins Up enters, return target creature card from your graveyard to the battlefield with two additional +1/+1 counters on it.
Whenever a legendary creature you control dies, Rakdos Joins Up deals damage equal to that creature's power to target opponent.