, : Target creature gains flanking until end of turn. (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)

Flying
You may discard this card any time you could cast an instant.
At the beginning of your upkeep, sacrifice this creature unless you exile the top creature card of your graveyard.

: Tap target artifact you don't control.

When an opponent casts a creature spell, sacrifice this creature.

Flying
This creature can block only creatures with flying.

When this creature dies, each player may search their library for up to two basic land cards, put them onto the battlefield, then shuffle.

Flying
When another creature enters, return this creature to its owner's hand.

Whenever a creature dies, this artifact deals 2 damage to that creature's controller.

When this creature enters, sacrifice it unless you discard a land card.

, , Sacrifice this creature: Destroy X target lands.

Cone of Flame deals 1 damage to any target, 2 damage to another target, and 3 damage to a third target.

Return target artifact card from your graveyard to the battlefield.

Target player shuffles up to three target cards from their graveyard into their library.
Draw a card.
When this card is put into your graveyard from your library, shuffle your graveyard into your library.

When this creature dies, exile it, then shuffle all creature cards from your graveyard into your library.

Haste
When this creature enters, it deals 4 damage to you.

Artifact and enchantment spells your opponents cast cost more to cast.
Sacrifice this enchantment: Destroy target artifact or enchantment.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
When this creature leaves the battlefield, you gain life equal to the number of age counters on it.

At the beginning of your upkeep, this creature deals 2 damage to each other creature you control.

Look at target player's hand and choose two cards from it. Put them on top of that player's library in any order.

Exile the top creature card of your graveyard: this creature gets +2/+2 until end of turn.

When this creature dies, exile it, then return another target creature card from your graveyard to your hand.

Return target instant or sorcery card from your graveyard to your hand.

This creature enters with four shell counters on it.
At the beginning of your upkeep, remove a shell counter from this creature.
As long as this creature has no shell counters on it, it gets +3/+2 and has flying.

First strike
: Tap target creature blocking this creature.

, Pay 2 life, Sacrifice a Swamp: Return target creature card from your graveyard to the battlefield.

When this creature enters, sacrifice it unless you discard a creature card.

: Put a -1/-1 counter on this creature and a -1/-1 counter on target creature.

Flying
Pay 1 life: Regenerate this creature.

: Target creature loses flying until end of turn.
Sacrifice this enchantment: It deals 2 damage to each creature with flying.

Enchant creature
When this Aura enters, untap enchanted creature.
You control enchanted creature.
When enchanted creature dies, return that card to the battlefield under its owner's control.

Banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)
Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Tap an untapped creature you control: This creature gets +1/+1 until end of turn.

At the beginning of your upkeep, this enchantment deals 1 damage to each creature and each player.
, Sacrifice this enchantment: It deals 3 damage to each creature and each player.

Each creature you control can't be blocked by more than one creature.

You gain 2 life for each card in your hand.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
When this creature enters, draw a card.