Destroy target artifact or enchantment.
Investigate. (Create a Clue token. It's an artifact with ", Sacrifice this token: Draw a card.")

( can be paid with either or 2 life.)
Flying

Menace (This creature can't be blocked except by two or more creatures.)

Whenever a Forest you control enters, this creature gets +2/+2 until end of turn.
Whenever you cast a Treefolk spell, this creature gets +2/+2 until end of turn.

Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
Cycling (, Discard this card: Draw a card.)

Flying
This creature can block only creatures with flying.
Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Target permanent gains indestructible until end of turn. Create a 1/1 colorless Servo artifact creature token. (Effects that say "destroy" don't destroy a permanent with indestructible, and if it's a creature, it can't be destroyed by damage.)

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When this creature enters, it deals 2 damage to any target.

Flying

Enchant creature
Enchanted creature has base power and toughness 0/4, has defender, loses all other abilities, and is a blue Wall in addition to its other colors and types.

Populate. Creatures you control gain indestructible until end of turn. (To populate, create a token that's a copy of a creature token you control.)

Vigilance
Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

When this creature enters, each player on your team may discard a card, then each player who discarded a card this way draws a card.

When this creature enters, exile target card from an opponent's graveyard.

Enchant creature
Enchanted creature can't attack or block.
At the beginning of your upkeep, you may gain 1 life.

When this creature dies, target opponent discards a card.

Enchant creature
Enchanted creature gets +2/+2 for each other enchantment on the battlefield.

Kicker (You may pay an additional as you cast this spell.)
Draw three cards, then discard two cards. If this spell was kicked, target player discards two cards.

Kicker—Sacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell.)
Return target nonland permanent to its owner's hand. If this spell was kicked, return another target nonland permanent to its owner's hand.

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

: Target player loses 3 life and you gain 3 life.

Kicker—Sacrifice two lands. (You may sacrifice two lands in addition to any other costs as you cast this spell.)
Target player discards two cards. If this spell was kicked, that player discards three cards instead.

Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional .

Enchant creature
Enchanted creature can't attack or block, and its activated abilities can't be activated.
At the beginning of the end step, if enchanted creature's power is 4 or greater, destroy this Aura.

Flying
When this creature enters, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

When this creature enters, create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.")

Kicker—Sacrifice a creature. (You may sacrifice a creature in addition to any other costs as you cast this spell.)
Search your library for a basic land card, put that card onto the battlefield, then shuffle. If this spell was kicked, instead search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Flying

Enchant creature
Enchanted creature gets +1/+1 and has "Whenever this creature deals damage to an opponent, you may draw a card."
Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

You gain 6 life.
Cycling (, Discard this card: Draw a card.)
When you cycle this card, you may gain 2 life.

You gain 2 life for each creature card in your graveyard.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Choose any target. Reveal cards from the top of your library until you reveal a nonland card. Erratic Explosion deals damage equal to that card's mana value to that permanent or player. Put the revealed cards on the bottom of your library in any order.

When this creature enters, target opponent puts a card from their hand on top of their library.

Until end of turn, target artifact or creature becomes a 4/4 Angel artifact creature and gains flying.
Draw a card.