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.

Commander creatures you own have "At the beginning of your end step, exile up to one target tapped creature you control, then return it to the battlefield under its owner's control."

Create X 4/4 white Angel creature tokens with flying.
Miracle (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

Deathtouch
All creatures able to block this creature do so.

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.

Flying
At the beginning of your upkeep, this creature deals 1 damage to you.

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.)

Defender (This creature can't attack.)
Whenever you discard a card, you may sacrifice this creature. If you do, return the discarded card from your graveyard to your hand.

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

, Sacrifice a Scarecrow: Draw a card.
, : Return target artifact creature card from your graveyard to the battlefield.

Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card. You may draw an additional card if Rayne is enchanted.

Other Elves you control get +1/+1.
, : Create a 1/1 green Elf Warrior creature token.

When this creature enters, you may search your library for an artifact card with mana value 2, reveal that card, put it into your hand, then shuffle.

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.

: Add one mana of any color.
, : Untap target legendary creature you control.

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.

When this creature enters, each player sacrifices a creature or planeswalker of their choice. Each player who can't discards a card.

, , Discard a card: Destroy target blue permanent.
, , Discard a card: Jaya Ballard deals 3 damage to any target. A creature dealt damage this way can't be regenerated this turn.
, , Discard a card: Jaya Ballard deals 6 damage to each creature and each player.

Enchant player
At the beginning of enchanted player's first upkeep each turn, that player gets an additional upkeep step after this step.

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.

At the beginning of your upkeep, if you control a blue or black permanent, target creature gets +1/+1 until end of turn. If you control a blue permanent and a black permanent, that creature gets +5/+5 until end of turn instead.

Cycling (, Discard this card: Draw a card.)
When you cycle this card, you may have it deal X damage to target creature, where X is the number of Goblins on the battlefield.

You may have this creature enter as a copy of a creature you control.

First strike
Sacrifice an artifact: This creature gets +2/+0 until end of turn.

, or , : Prevent the next 2 damage that would be dealt to any target this turn.

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

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)
Vigilance
When this creature enters, tap target creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Haste
Whenever you cast your second spell each turn, untap target creature, then investigate. (Create a colorless Clue artifact token with ", Sacrifice this artifact: Draw a card.")
Partner—Friends forever (You can have two commanders if both have this ability.)

Cast this spell only during the declare attackers step and only if you've been attacked this step.
Return one or two target attacking creatures to their owner's hand.