Choose one —
• Destroy target artifact.
• Destroy target creature with defender.
• Smash to Dust deals 1 damage to each creature your opponents control.

: Add .

Each opponent sacrifices a creature of their choice with flying.

Kicker (You may pay an additional as you cast this spell.)
When this creature enters, if it was kicked, return target instant or sorcery card from your graveyard to your hand.

Kicker (You may pay an additional as you cast this spell.)
When this creature enters, if it was kicked, each opponent discards two cards.

Put a +1/+1 counter on target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

, , Discard a card: Create a 3/1 red Elemental creature token named Spark Elemental. It has trample, haste, and "At the beginning of the end step, sacrifice this token."

As an additional cost to cast this spell, sacrifice a land.
Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

: Add one mana of any color.

Delirium — This creature gets +1/+1 and has menace as long as there are four or more card types among cards in your graveyard. (A creature with menace can't be blocked except by two or more creatures.)

Changeling (This card is every creature type.)
Flying
: This creature gets +1/-1 until end of turn.

Raid — When this creature enters, if you attacked this turn, target opponent discards a card.

Enchant creature
Enchanted creature gets +2/+1 and has menace. (It can't be blocked except by two or more creatures.)

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.