This land enters tapped. When this land enters, sacrifice it unless you return an untapped Island you control to its owner's hand. {T}: Add {C}{U}.

If you control two or more other lands, this land enters tapped. {T}: Add {U}. {5}{U}: Until end of turn, this land becomes a 7/7 blue Giant creature with ward {3}. It's still a land. (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.)

({T}: Add {U}.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Whenever a creature you control deals combat damage to a player, you may draw a card. {1}{U}, {T}: Creatures your opponents control attack this turn if able.

At the beginning of each player's upkeep, that player returns a permanent they control to its owner's hand unless they pay 2 life.

At the beginning of your end step, you may exile target creature you control, then return that card to the battlefield under your control.

{3}, {T} or {U}, {T}: Return target creature to its owner's hand unless its controller pays {1}.

Whenever a nontoken creature you control enters, you may pay {2}. If you do, create a token that's a copy of that creature, except it has haste and "At the beginning of the end step, sacrifice this permanent."

Enchant land (Target a land as you cast this. This card enters attached to that land.) You control enchanted land.

{U}, {T}: Add {C}{C}{C}.

{T}: Add one mana of any color in your commander's color identity.

As this artifact enters, choose a color. Creatures you control of the chosen color get +1/+1. Whenever a land's ability causes you to add one or more mana of the chosen color, add one additional mana of that color.

Until end of turn, whenever a player taps an Island for mana, that player adds an additional {U}.

Blue creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, target creature an opponent controls doesn't untap during its controller's next untap step.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

Look at the top seven cards of your library. You may put one of those cards onto the battlefield if it has the same name as a permanent. Put the rest on the bottom of your library in any order.

When you cast this spell, target opponent exiles the top four cards of their library, then you may put any number of land cards that player owns from exile onto the battlefield under your control.

This artifact enters tapped. {T}: Add {U}.

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

When this creature enters, exile up to one target non-Salamander creature. That creature's controller creates a 4/3 blue Salamander Warrior creature token. Encore {4}{U}{U} ({4}{U}{U}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

When this creature enters, return target instant or sorcery card from your graveyard to your hand.

When this creature enters, you become the monarch. This creature can't be blocked by creatures the monarch controls.

When Barrin enters, return up to one other target creature or planeswalker to its owner's hand. At the beginning of your end step, if a permanent was put into your hand from the battlefield this turn, draw a card.

When this creature enters, scry 1, then scry 2, then scry 3. (To scry X, look at the top X cards of your library, then put any number of them on the bottom and the rest on top in any order.)

When this creature enters, if you cast it from your hand, return all permanents to their owners' hands except for Giants, Wizards, and lands.

When this creature enters, venture into the dungeon. (Enter the first room or advance to the next room.) Displacement — {3}{U}: Return this creature to its owner's hand.

When this creature enters, create a 3/2 colorless Eldrazi Horror creature token.

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

When Gadwick enters, draw X cards. Whenever you cast a blue spell, tap target nonland permanent an opponent controls.

Tap an untapped Wizard you control: Return target nonland permanent you don't control to its owner's hand.

Companion — Your starting deck contains only cards with even mana values. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) When Gyruda enters, each player mills four cards. Put a creature card with an even mana value from among the milled cards onto the battlefield under your control.

Companion — Your starting deck contains only cards with mana value 3 or greater and land cards. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) When Keruga enters, draw a card for each other permanent you control with mana value 3 or greater.

When this creature enters, create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it, where X is the number of cards in your hand.

When this creature enters, destroy target nonland permanent an opponent controls.

If a Wizard you control entering causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Flying When this creature enters, untap up to five lands.

When this creature enters, return each creature your opponents control with toughness X or less to its owner's hand, where X is the number of Islands you control.

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When this creature dies, you may draw a card.

Syr Elenora's power is equal to the number of cards in your hand. When Syr Elenora enters, draw a card. Spells your opponents cast that target Syr Elenora cost {2} more to cast.

Flash Creature cards you own that aren't on the battlefield have flash. Each opponent can cast spells only any time they could cast a sorcery.

When this creature enters, tap all creatures target opponent controls.

Your maximum hand size is increased by two. At the beginning of your upkeep, return a blue creature you control to its owner's hand.

Flash (You may cast this spell any time you could cast an instant.) When this creature enters, return target Sliver to its owner's hand. Wizardcycling {3} ({3}, Discard this card: Search your library for a Wizard card, reveal it, put it into your hand, then shuffle.)

Flash (You may cast this spell any time you could cast an instant.) When Venser enters, return target spell or permanent to its owner's hand.

Hideaway 4 (When this creature enters, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.) This creature enters tapped. When this creature leaves the battlefield, put the exiled card into its owner's hand.

When this creature enters, create two 1/1 colorless Thopter artifact creature tokens with flying. Tap two untapped artifacts you control: Target creature can't be blocked this turn.

When this creature enters, create a 3/3 colorless Phyrexian Golem artifact creature token. Golem creatures you control have flying.

When this creature enters, draw a card.

Until end of turn, creatures you control gain "Whenever this creature deals damage to an opponent, you may return target creature that player controls to its owner's hand."

Return up to three target artifacts and/or creatures to their owners' hands. You may cast a spell with mana value 4 or less from your hand without paying its mana cost.

Exile X target creatures. For each creature exiled this way, its controller creates a 2/2 green Boar creature token.

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.) Target player takes an extra turn after this one. Return up to one target nonland permanent to its owner's hand. Exile Karn's Temporal Sundering.

Gain control of X target creatures and/or planeswalkers.

Kicker {5} (You may pay an additional {5} as you cast this spell.) Create a token that's a copy of target creature. If this spell was kicked, create five of those tokens instead.

Whenever a permanent deals damage to you, return it to its owner's hand.

Enchant creature Whenever enchanted creature attacks, you may create a token that's a copy of that creature. Exile that token at end of combat.

As this enchantment enters, choose a creature type. Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.)

As an additional cost to cast this spell, return a creature you control to its owner's hand. Counter target spell.