You may exile a blue card from your hand rather than pay this spell's mana cost.
Return target creature to its owner's hand.

When Lena enters, create a 1/1 white Soldier creature token for each nontoken creature you control.
Sacrifice Lena: Creatures you control with power less than Lena's power gain indestructible until end of turn.

If an opponent has more life than you, you gain 4 life.
If an opponent controls more creatures than you, create two 1/1 white Human creature tokens.
If an opponent has more cards in hand than you, draw a card.

Choose a creature type. Creatures that aren't of the chosen type get -3/-3 until end of turn.

This land enters tapped.
: Add .

: Create a 1/1 green Insect creature token.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)
: Regenerate this creature. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

: Add .

( can be paid with either or .)
Trample; haste; shroud (This creature can't be the target of spells or abilities.)

Other Mice you control get +1/+1.
When Mabel enters, create Cragflame, a legendary colorless Equipment artifact token with "Equipped creature gets +1/+1 and has vigilance, trample, and haste" and equip .

This spell can't be countered.
Flying, lifelink
Your opponents can't cast spells during your turn.

Whenever a non-Human creature you control attacks, look at the top six cards of your library. You may put a Human creature card from among them onto the battlefield tapped and attacking. It gains indestructible until end of turn. Put the rest of the cards on the bottom of your library in a random order.

Whenever this creature deals combat damage to a player, that player sacrifices a permanent of their choice.

Target creature gets +1/+0 until end of turn and can't be blocked this turn.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Cosmogoyf's power is equal to the number of cards you own in exile and its toughness is equal to that number plus 1.

Menace (This creature can't be blocked except by two or more creatures.)
Whenever Lathril deals combat damage to a player, create that many 1/1 green Elf Warrior creature tokens.
, Tap ten untapped Elves you control: Each opponent loses 10 life and you gain 10 life.

Return target spell or nonland permanent an opponent controls to its owner's hand. You may cast an instant or sorcery spell with equal or lesser mana value from your hand without paying its mana cost.

Gates you control enter untapped.
: Add .
: Add one mana of any color that a Gate you control could produce.

When this creature enters, if was spent to cast it, this creature deals 3 damage to any target.
When this creature enters, if was spent to cast it, search your library for a land card, reveal it, put it into your hand, then shuffle. You gain 2 life.
Evoke

Flying
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When this creature is turned face up, put two time counters on it and it gains vanishing. (At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)