: Add . Activate only if you control five or more lands.

: Add .
: Each player gains control of all creatures they own.

Counter target instant or sorcery spell unless its controller pays .
Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Flash
If a nontoken creature would enter and it wasn't cast, exile it instead.

Whenever you gain life, put two +1/+1 counters on Karlov.
, Remove six +1/+1 counters from Karlov: Exile target creature.

At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.

Each player mills X cards. For each creature card put into a graveyard this way, you create a tapped 2/2 black Zombie creature token. (To mill a card, a player puts the top card of their library into their graveyard.)

, : Exile any number of cards from your hand face down. Put that many cards from the top of your library into your hand. Then look at the exiled cards and put them on top of your library in any order.

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Whenever an opponent casts a spell, you may draw a card unless that player pays .

Sacrifice this creature: Return target legendary creature card from your graveyard to the battlefield. Activate only during your turn, before attackers are declared.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

Whenever you cast an enchantment spell, you get an experience counter.
: Create a white and black Spirit enchantment creature token. It has "This creature's power and toughness are each equal to the number of experience counters you have."

Whenever a creature deals combat damage to one of your opponents, its controller may draw a card.

This creature doesn't untap during your untap step.
Whenever a creature dies, untap this creature.
: This creature deals 1 damage to any target.

: Target creature can't be blocked this turn. If that creature is a Snake, it gets +2/+2 until end of turn.

, , Sacrifice this creature: Each player discards their hand, then draws seven cards.

Meteor Blast deals 4 damage to each of X targets.

As an additional cost to cast this spell, pay X life.
All creatures get -X/-X until end of turn.

Double strike, vigilance
Whenever you cast a creature spell with mana value 5 or greater, you get an experience counter.
Kalemne gets +1/+1 for each experience counter you have.

Whenever you cast an instant or sorcery spell with mana value greater than the number of experience counters you have, you get an experience counter.
Instant and sorcery spells you cast cost less to cast for each experience counter you have.

Choose three. You may choose the same mode more than once.
• Fiery Confluence deals 1 damage to each creature.
• Fiery Confluence deals 2 damage to each opponent.
• Destroy target artifact.

You may have this creature enter as a copy of any creature on the battlefield, except it has ": This creature has base power and toughness X/X."

: Destroy target creature of your choice, then destroy target creature of an opponent's choice. Activate only during your turn, before attackers are declared.

Whenever a creature you control with power 2 or less enters, you get an experience counter.
At the beginning of combat on your turn, put X +1/+1 counters on another target creature you control, where X is the number of experience counters you have.

Exile target card that's an instant or sorcery from your graveyard. For each card exiled this way, copy it, and you may cast the copy without paying its mana cost. Exile Mizzix's Mastery.
Overload (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Whenever another creature you control dies, you get an experience counter.
At the beginning of your end step, choose target creature card in your graveyard. If that card's mana value is less than or equal to the number of experience counters you have, return it to the battlefield. Otherwise, put it into your hand.

Constellation — Whenever this enchantment or another enchantment you control enters, this enchantment becomes a 5/5 Demon creature with flying and haste in addition to its other types until end of turn.

Devour 1 (As this creature enters, you may sacrifice any number of creatures. It enters with that many +1/+1 counters on it.)
Each other creature you control enters with an additional X +1/+1 counters on it, where X is the number of +1/+1 counters on this creature.

Trample
This creature enters with a number of +1/+1 counters on it equal to the number of land cards in all graveyards.
Whenever a land card is put into a graveyard from anywhere, you may pay . If you do, return this card from your graveyard to your hand.

When this creature dies, you draw X cards and you lose X life, where X is the number of creature cards in target player's graveyard.

Destroy all creatures. They can't be regenerated.

When a source an opponent controls deals damage to you, sacrifice this enchantment. If you do, create a 5/5 red Dragon creature token with flying.

Creatures you control get +1/+1.
Whenever you tap a land for mana, add one mana of any type that land produced.

Counter target spell. If an artifact or creature spell is countered this way, put that card onto the battlefield under your control instead of into its owner's graveyard.

Flying
Anya gets +3/+3 for each opponent whose life total is less than half their starting life total.
As long as an opponent's life total is less than half their starting life total, Anya has indestructible.