+2: Untap each enchanted permanent you control.

−1: Create a white Aura enchantment token named Mask attached to another target permanent. The token has enchant permanent and umbra armor.

−7: Mill seven cards. Return all non-Aura enchantment cards from your graveyard to the battlefield, then do the same for Aura cards.

Estrid, the Masked can be your commander.

Whenever this creature attacks, you may pay . If you do, it gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

This land enters tapped unless a player has 13 or less life.

: Add or .

When this creature enters, choose one —

• Target opponent loses 2 life and you gain 2 life.

• Choose target battle. If an opponent protects it, remove three defense counters from it. Otherwise, put three defense counters on it.

Sunburst (This enters with a +1/+1 counter on it for each color of mana spent to cast it.)

, Remove four +1/+1 counters from this creature: Target player draws three cards.

Search target opponent's library for an artifact, creature, enchantment, or land card. Put that card onto the battlefield under your control. Then that player shuffles.

Epic (For the rest of the game, you can't cast spells. At the beginning of each of your upkeeps, copy this spell except for its epic ability. You may choose a new target for the copy.)

When this creature enters, amass Zombies 2. (Put two +1/+1 counters on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

Zombie tokens you control have flying.

Flying

This creature can block only creatures with flying.

: Adapt 4. This ability costs less to activate for each other artifact you control. (If this creature has no +1/+1 counters on it, put four +1/+1 counters on it.)

Flash

When this creature enters, prevent all damage that would be dealt to artifact creatures this turn.

Constellation — Whenever an enchantment you control enters, put a +1/+1 counter on target creature. That creature gains flying until end of turn.

Cast this spell only if you control fewer creatures than each opponent.

Create three 1/1 white Soldier creature tokens.

Draw a card.

Splice onto instant or sorcery (As you cast an instant or sorcery spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

: This creature gets +1/+0 until end of turn. If it's an Aura, enchanted creature gets +1/+0 until end of turn instead.

Enchanted creature gets +1/+1.

(Nonexistent mana costs can't be paid.)

Draw a card.

Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Whenever an opponent attacks, if they attacked you and/or a planeswalker you control, draw a card.

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.)

Exile all creatures except those that share a creature type with a creature that convoked this spell, all artifacts, and all enchantments.

At the beginning of combat on your turn, you may collect evidence 4. (Exile cards with total mana value 4 or greater from your graveyard.)

Whenever you collect evidence, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this token: Draw a card.")

This creature enters with four oil counters on it.

This creature has trample as long as it has two or fewer oil counters on it. Otherwise, it has hexproof.

At the beginning of your upkeep, remove an oil counter from this creature. Then if it has no oil counters on it, sacrifice it.

, , Sacrifice a creature: Count the colors of the sacrificed creature, then search your library for a creature card that's exactly that many colors plus one. Exile that card, then shuffle. You may cast the exiled card. Activate only as a sorcery.

Flying

Whenever this creature deals damage, you gain that much life.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Sorcerous Inspiration — At the beginning of your upkeep, return an instant or sorcery card at random from your graveyard to your hand.

Fire of Tzeentch — Whenever you cast an instant or sorcery spell, this creature deals 1 damage to each opponent.

This spell costs less to cast, where X is the total mana value of historic permanents you control. (Artifacts, legendaries, and Sagas are historic.)

Equipped creature gets +10/+0 and has vigilance.

Equip legendary creature

When this creature enters, you may sacrifice a land. If you do, draw a card.

Threshold — As long as seven or more cards are in your graveyard, this creature gets +1/+1 and has vigilance.

When this enchantment enters, choose two target creatures. For as long as this enchantment remains on the battlefield, exchange the text boxes of those creatures.

Equipped creature has intimidate. (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Equip (: Attach to target creature you control. Equip only as a sorcery.)

When this creature dies, discard a card.

Domain — Target player loses X life and you gain X life, where X is the number of basic land types among lands you control.

Look at the top six cards of your library. Put up to two land cards from among them onto the battlefield tapped and the rest on the bottom of your library in a random order. If you put fewer than two lands onto the battlefield this way, proliferate a number of times equal to the difference. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.)

Whenever this creature attacks, put a +1/+1 counter on target modified creature you control. (Equipment, Auras you control, and counters are modifications.)

Whenever a creature is dealt damage, its controller may exile that many cards from the top of their library. They may play those cards until the end of their next turn.

Flying

As long as you control another Wizard, this creature has "When this creature dies, draw a card."

Vigilance

This creature has lifelink as long as you control another Cleric.

, , Sacrifice this artifact: Search your library for a land card, reveal it, put it into your hand, then shuffle.

This creature has deathtouch as long as you control another Rogue. (Any amount of damage it deals to a creature is enough to destroy it.)

, Exile this card from your graveyard: Create a 1/1 blue Fish creature token with "This token can't be blocked." Activate only as a sorcery.

Exile the top two cards of target opponent's library face down. You may look at and play those cards for as long as they remain exiled.

Domain — Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. Exploding Borders deals X damage to target player or planeswalker, where X is the number of basic land types among lands you control.

Each player looks at the top five cards of their library and may reveal a land card and/or an instant or sorcery card from among them. Each player puts the cards they revealed this way into their hand and the rest on the bottom of their library in a random order. Each player gains 3 life.

Spree (Choose one or more additional costs.)

+ — Explosive Derailment deals 4 damage to target creature.

+ — Destroy target artifact.

Whenever an opponent loses life, you gain that much life.

Flying

Whenever another creature leaves the battlefield, you may have target player mill two cards.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

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.)

Sacrifice an artifact: Put a +1/+1 counter on target creature.

Each non-Dragon creature gets -X/-X until end of turn. (Then shuffle this card into its owner's library.)

Flying, lifelink

You may play lands and cast spells from among cards in your graveyard you've surveilled this turn. If you cast a spell this way, you pay life equal to its mana value rather than paying its mana cost.

Target creature gets -11/-11 until end of turn.

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Whenever an Assassin you control deals combat damage to a player, draw a card.

Metalcraft — As long as you control three or more artifacts, this creature gets +4/+4 and has trample.

: Draw a card and reveal it. If it isn't a land card, discard it.

Double strike

Heroic — Whenever you cast a spell that targets this creature, put a +1/+1 counter on it.

: Add . Spend this mana only to cast an artifact spell or activate an ability of an artifact source.

, , Exile one or more other artifacts you control with total mana value X: Return target artifact card with mana value X or less from your graveyard to the battlefield. Activate only as a sorcery.