{4}{S}{S}: Monstrosity 2. (If this creature isn't monstrous, put two +1/+1 counters on it and it becomes monstrous. {S} can be paid with one mana from a snow source.) As long as this creature is monstrous, it has flying.

When this creature enters, put a +1/+1 counter on target creature. Each creature you control with a +1/+1 counter on it has trample. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Flying Shroud (This creature can't be the target of spells or abilities.)

Draw a card for each creature you control with a +1/+1 counter on it. Those creatures gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Changeling (This card is every creature type.) Tap an untapped creature you control: This creature gains flying until end of turn.

As this artifact enters, choose a card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

Enchant creature At the beginning of your end step, clash with an opponent. If you win, gain control of enchanted creature. Otherwise, that player gains control of enchanted creature. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

This spell costs {1} less to cast if you control a Spirit. It also costs {1} less to cast if you control an enchantment. Counter target spell unless its controller pays {3}.

Target player draws two cards. Flashback—{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Choose one — • Each player draws X cards. • Each player mills X cards.

Whenever one or more creatures you control deal combat damage to a player, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") {1}{G}, Exile a creature card from your graveyard: Investigate. You gain 2 life.

As this creature enters, choose Believe or Doubt. • Believe — Whenever a nontoken creature you control dies, create a 2/2 black Horror enchantment creature token. • Doubt — At the beginning of your end step, you may return a nonland permanent you own to your hand. If you do, draw a card.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Draw three cards.

Investigate. If this spell was cast from a graveyard, investigate twice instead. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Flashback {3}{U}

Draw three cards, then discard a card.

Flying Whenever this creature enters or attacks, exile a card from a graveyard. You may look at the top card of your library any time. Once each turn, you may cast a spell from the top of your library if it shares a card type with a card exiled with this creature.

Flying When this creature enters, investigate X times, where X is the number of opponents you have. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Whenever you draw your second card each turn, create a 1/1 white Spirit creature token with flying.

Flying When this creature enters, draw a card if a creature died this turn. Otherwise, each player sacrifices a creature of their choice.

Flying Whenever you cast a Spirit or Arcane spell, target player reveals their hand and discards all cards with that spell's mana value.

Flying {U}: Return this creature to its owner's hand.

Flying Other Spirits you control get +1/+1. Spells you cast from your graveyard cost {1} less to cast.

Flash Flying When this creature enters, target Spirit gains hexproof until end of turn. You may cast Spirit spells as though they had flash.

Flying When this creature enters, return up to one target non-Spirit creature to its owner's hand.

Flying {3}{B}: This creature gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

Flash Flying When this creature enters, you may pay {1}{U} any number of times. When you pay this cost one or more times, put that many +1/+1 counters on this creature, then up to that many other target artifacts, creatures, and/or enchantments phase out.

Flying When this creature enters, you may cast an instant or sorcery spell with mana value less than or equal to the number of Spirits you control from a graveyard without paying its mana cost. If that spell would be put into a graveyard, exile it instead.

Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

When this creature enters, untap target artifact or creature you control.

Creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof. {3}, Sacrifice this artifact: Creatures you control gain hexproof until end of turn and can't be blocked this turn.

When this Equipment enters, create a 1/1 white Glimmer enchantment creature token. Equipped creature gets +1/+1. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Equipped creature has "You may look at the top card of your library any time" and "Whenever this creature attacks, it explores." (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on that creature, then put the card back or put it into your graveyard.) Equip {2}

When this creature enters, if you control another Zombie, you may draw a card. If you do, discard a card.

Players play with the top card of their libraries revealed. {T}, Sacrifice this artifact: Target player shuffles.

{T}: Add one mana of any color. {4}, {T}: Look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. If you don't put the card onto the battlefield, you may put it on the bottom of your library.

When this artifact enters, exile target card from a graveyard. {1}, {T}, Exile this artifact: Exile all cards from all graveyards, then draw a card.

{3}: Put target card from a graveyard on the bottom of its owner's library.

{T}: Add {C}. {2}, {T}: Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

When this artifact enters, exile target card from a graveyard. {T}, Sacrifice this artifact: Exile each opponent's graveyard. {1}, {T}, Sacrifice this artifact: Draw a card.

{T}: Choose a player. That player adds one mana of any color they choose.

Target creature gets -3/-0 until end of turn. Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Target creature gains deathtouch until end of turn and must be blocked this turn if able. Flashback {G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Enchant creature When this Aura enters, mill two cards. (Put the top two cards of your library into your graveyard.) Enchanted creature gets -X/-0, where X is the number of cards in your graveyard.

Enchant creature Enchanted creature gets +1/+1 and has flying. Discard a card: Return enchanted creature to its owner's hand.

Enchant creature or planeswalker When this Aura enters, tap enchanted permanent and investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Enchanted permanent doesn't untap during its controller's untap step and its activated abilities can't be activated.

Enchant creature Enchanted creature has swampwalk. (It can't be blocked as long as defending player controls a Swamp.)

When this creature enters, each opponent creates a 1/1 white Human creature token. Whenever a creature an opponent controls dies, put a +1/+1 counter on this creature.

{T}: Add {C}. {1}, {T}: Until end of turn, creatures your opponents control lose hexproof and shroud and can't have hexproof or shroud.

{T}: Add {C}. {1}: This land becomes a 1/1 Blinkmoth artifact creature with flying until end of turn. It's still a land. {1}, {T}: Target Blinkmoth creature gets +1/+1 until end of turn.

{T}: Add {C}. {2}, {T}: Tap target noncreature artifact.

As this land enters, you may reveal an Island or Swamp card from your hand. If you don't, this land enters tapped. {T}: Add {U} or {B}.

{T}: Add {C}. {T}, Sacrifice this land: Put your commander into your hand from the command zone.

{T}: Add {C}. {1}, {T}: Until end of turn, your opponents and creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {U} or {B}.

This land enters tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}.

This land enters tapped. As this land enters, choose a color. {T}: Add one mana of the chosen color. {3}, {T}, Sacrifice this land: Return target card that has an Adventure from your graveyard to your hand.

{T}: Add one mana of any color that a land an opponent controls could produce.

({T}: Add {G}.)

{T}: Add {C}. {T}, Sacrifice this land: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

({T}: Add {G}.) This land enters tapped unless you control three or more other Forests. When this land enters untapped, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

{T}: Add {C}. {1}: This land becomes a 1/1 Phyrexian Blinkmoth artifact creature with flying and infect until end of turn. It's still a land. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

({T}: Add {U}.)

This land enters tapped. {T}: Add {B}, {G}, or {U}.

({T}: Add {B} or {G}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

This land enters tapped. {T}: Add {B} or {G}. {2}{B}{G}: This land becomes a 4/4 black and green Horror creature until end of turn. It's still a land. Whenever this land attacks, create a Food token and exile up to one target card from a graveyard.

{T}: Add {C}. {2}, {T}, Sacrifice this land: Draw a card if you control an artifact. Draw a card if you control an enchantment.

({T}: Add {B}.)

({T}: Add {B}.)

Return target card from your graveyard to your hand. Flashback {4}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)