Flying
When this creature enters, create a 1/1 colorless Hero creature token.

Target player activates a mana ability of each land they control. Then that player loses all unspent mana and you add the mana lost this way.

Flash
Flying
When this creature enters, counter target spell. Put X +1/+1 counters on this creature, where X is that spell's mana value.

Flying
When this creature enters, sacrifice it unless you return an enchantment to its owner's hand.

Vigilance, prowess
Whenever this creature deals combat damage to a player, put that many incubation counters on it.
Remove three incubation counters from this creature: Create a 2/2 blue Drake creature token with flying.

Flying
: This creature gets +1/+0 until end of turn. Activate only once each turn.

Whenever you cycle or discard a card, you may pay . If you do, create a 2/2 blue Drake creature token with flying.

Enchant creature
Enchanted creature gets +3/+3 and has flying.
Umbra armor

Kicker — , Discard a creature card.
If this creature was kicked, it enters with flying and with X +1/+1 counters on it, where X is the discarded card's mana value.

Enchant creature
When this Aura enters, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
: Shuffle enchanted creature into its owner's library.

Untap all nonland permanents you control.

When this creature enters, look at the top card of target player's library. You may put that card into their graveyard.

Look at the top seven cards of your library. Put two of them into your hand and the rest on the bottom of your library in a random order.

Target creature has base power and toughness 5/5 until end of turn. The Ring tempts you.

Ward
: This creature can't be blocked this turn. Activate only if you own a card in exile.

Target player mills X cards, where X is the number of lands you control.

Draw three cards, then put two cards from your hand both on top of your library or both on the bottom of your library.

Enchant creature
: Enchanted creature becomes the color or colors of your choice. Activate only once each turn.

Flash
Flying
When this creature enters, surveil 4. When you do, you may return target nonland permanent an opponent controls to its owner's hand.

Whenever this creature blocks or becomes blocked by a creature, this creature and that creature phase out.

Counter target spell. Its controller draws a card.
Draw a card.

Rather than pay the mana cost for a spell, its controller may discard a card that shares a color with that spell.

Enchant permanent
You can't choose an untapped permanent as this spell's target as you cast it.
You control enchanted permanent.

This creature can't be blocked as long as it's attacking alone.

When this creature enters, return a permanent you control to its owner's hand.

Flying
When this creature becomes the target of a spell, sacrifice it.
When this creature dies, learn.

Flying
When this creature enters, draw a card if you've cast another blue spell this turn.

Flying
: Target land becomes the basic land type of your choice until end of turn.

Creatures don't untap during their controllers' untap steps.
At the beginning of each player's upkeep, that player may choose any number of tapped nongreen creatures they control and pay for each creature chosen this way. If the player does, untap those creatures.