Each creature you control assigns combat damage equal to its toughness rather than its power.
−3: You gain life equal to the greatest toughness among creatures you control.

Return target nonland permanent to its owner's hand. Then that permanent's controller may sacrifice a land of their choice. If the player does, they may copy this spell and may choose a new target for that copy.

Flash
Vigilance
When this creature enters, any number of other target creatures you control phase out. (Treat them and anything attached to them as though they don't exist until their controller's next turn.)

Draw a card. You may put a land card from your hand onto the battlefield.

Choose two —
• Destroy all artifacts.
• Destroy all enchantments.
• Destroy all creatures with mana value 3 or less.
• Destroy all creatures with mana value 4 or greater.

When you cast this spell, you gain half X life and draw half X cards. Round down each time.
Flying, trample
This creature enters with X +1/+1 counters on it.

, , Discard a card: The next time a source of your choice would deal damage to you this turn, prevent that damage. You gain life equal to the damage prevented this way.

Whenever this creature attacks, create two 1/1 white Cat creature tokens with lifelink that are tapped and attacking.

At the beginning of each player's draw step, that player draws an additional card.
Each player may play an additional land on each of their turns.

(: Add or .)
This land enters tapped.
When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Time travel. (For each suspended card you own and each permanent you control with a time counter on it, you may add or remove a time counter.)
Draw a card.

Whenever this creature or another creature you control enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)
: Return this card from your graveyard to the battlefield with a finality counter on it. Activate only if you've scried or surveilled this turn. (If a creature with a finality counter on it would die, exile it instead.)

Sunburst (This creature enters with a +1/+1 counter on it for each color of mana spent to cast it.)
, Remove four +1/+1 counters from this creature: Target player draws three cards.

Enchant creature
: Enchanted creature gets +1/+0 until end of turn.

Flying
Whenever Niv-Mizzet deals damage to a player, you may draw a card.
: Niv-Mizzet deals 1 damage to any target.

Indestructible (Effects that say "destroy" don't destroy this artifact.)
At the beginning of your upkeep, you may put a charge counter on this artifact.
When this artifact has twenty or more charge counters on it, you win the game.

Flying
Once during each of your turns, you may play a land from your graveyard or cast a permanent spell with mana value 3 or less from your graveyard. If you do, it gains "When this permanent is put into a graveyard from the battlefield, exile it and you gain 2 life."

Draw a card. You may put a land card from your hand onto the battlefield.

Flying
As Talion enters, choose a number between 1 and 10.
Whenever an opponent casts a spell with mana value, power, or toughness equal to the chosen number, that player loses 2 life and you draw a card.

Flying
When Galazeth Prismari enters, create a Treasure token.
Artifacts you control have ": Add one mana of any color. Spend this mana only to cast an instant or sorcery spell."