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If this land would enter, sacrifice two untapped lands instead. If you do, put this land onto the battlefield. If you don't, put it into its owner's graveyard.

{tap}↷: Add {colorless}C{colorless}C{colorless}C{colorless}C.

Morph {blue}U (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Exile target enchantment. Search its controller's graveyard, hand, and library for all cards with the same name as that enchantment and exile them. Then that player shuffles.

Whenever an artifact or enchantment is put into your graveyard from the battlefield, you gain 1 life.

Flying

When this creature enters, you may search your library for a card named Screaming Seahawk, reveal it, put it into your hand, then shuffle.

When this creature enters, you may return target instant card from your graveyard to your hand.

{1 generic}1, {tap}↷: Exile any number of cards from your hand face down. Put that many cards from the top of your library into your hand. Then look at the exiled cards and put them on top of your library in any order.

{3 generic}3, {tap}↷: Choose a number greater than 0 and a color. Target opponent reveals their hand. If that opponent reveals exactly the chosen number of cards of the chosen color, you draw a card.

This creature can't attack unless defending player controls an Island.

{tap}↷: Add {colorless}C.

{1 generic}1, {tap}↷: Add {blue}U.

This creature can't attack unless defending player controls an Island.

When you control no Islands, sacrifice this creature.

{tap}↷: Target land becomes the basic land type of your choice until end of turn.

{blue}U: This creature gets +1/+0 until end of turn.

Flying, protection from red

{blue}U: Regenerate this creature. Activate only if this creature blocked or was blocked by a blue creature this turn.

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

Enchanted land is an Island.

This land enters tapped.

{tap}↷: Add {blue}U.

{tap}↷, Sacrifice this land: Add one mana of any color.

{3 generic}3, {tap}↷: Search your library for a Merfolk permanent card, put it onto the battlefield, then shuffle.

Sacrifice this enchantment: Destroy target artifact or enchantment.

Sacrifice this enchantment: Return target creature to its owner's hand.

{tap}↷: Add {white}W or {blue}U.

{tap}↷: Add {colorless}C.

{white}W{blue}U, {tap}↷, Sacrifice a Bird: Draw a card.

When you control no Islands, sacrifice this creature.

You may choose not to untap this creature during your untap step.

{tap}↷: Gain control of target creature whose controller controls an Island for as long as you control this creature and this creature remains tapped.

Whenever this creature attacks, you may tap target creature.

{3 generic}3, Exile the top four cards of your library: The next time a source of your choice would deal damage to you this turn, prevent that damage.

This land enters tapped.

{tap}↷: Add {white}W.

Cycling {white}W ({W}, Discard this card: Draw a card.)

At the beginning of your upkeep, if you have 5 or less life, sacrifice this enchantment and take an extra turn after this one.

Exile target attacking creature.

Draw a card.

{white}W{white}W: Create a 1/1 white Soldier creature token. Activate only if you control no creatures and only once each turn.

Enchant creature

Enchanted creature can't be blocked except by artifact creatures and/or white creatures.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

{tap}↷: Exile target creature card from a graveyard. That card deals damage equal to its power to this creature.

{0 generic}0: This creature's base toughness becomes equal to 1 plus the power of target creature blocking or blocked by this creature. (This effect lasts indefinitely.)

Flying

Whenever a creature dealt damage by this creature this turn dies, put that card onto the battlefield under your control at the beginning of the next end step. Sacrifice the creature when you lose control of this creature.

Destroy target enchantment. You gain life equal to its mana value.

At the beginning of your upkeep, destroy all artifacts and enchantments. They can't be regenerated.

{4 generic}4, {tap}↷: Create a 1/1 colorless Snake artifact creature token. It has "Whenever this creature deals damage to a player, that player gets a poison counter." (A player with ten or more poison counters loses the game.)

Flying

{tap}↷: Target attacking or blocking creature gets +2/+2 until end of turn.

Flying

Vigilance (Attacking doesn't cause this creature to tap.)

Serra Avatar's power and toughness are each equal to your life total.

When Serra Avatar is put into a graveyard from anywhere, shuffle it into its owner's library.

Creatures with flying get +1/+1.

Enchant creature

At the beginning of your upkeep, sacrifice this Aura unless you pay {white}W{white}W.

Enchanted creature can't attack or block, and its activated abilities with {tap}↷ in their costs can't be activated.

Whenever this creature blocks or becomes blocked by one or more black creatures, this creature gets +2/+0 until end of turn.

{tap}↷: Prevent the next 1 damage that would be dealt to any target this turn.

{1 generic}1{white}W{white}W, {tap}↷: Target creature gains vigilance until end of turn.

First strike

Creatures you control have vigilance. (Attacking doesn't cause them to tap.)

Enchant creature

Enchanted creature gets +2/+2 and has flying and vigilance. (Attacking doesn't cause it to tap.)

At the beginning of your upkeep, you may put a verse counter on this enchantment.

Sacrifice this enchantment: Prevent the next X damage that would be dealt this turn to any number of targets, divided as you choose, where X is the number of verse counters on this enchantment.

At the beginning of your upkeep, you may put a verse counter on this enchantment.

{white}W, Sacrifice this enchantment: Destroy up to X target artifacts and/or enchantments, where X is the number of verse counters on this enchantment.

{tap}↷: Add {white}W for each enchantment you control.

This artifact enters with three arrowhead counters on it.

At the beginning of your upkeep, if there are no arrowhead counters on this artifact, sacrifice it.

{tap}↷, Remove an arrowhead counter from this artifact: Put a -1/-1 counter on target creature.

{tap}↷: Put a -1/-1 counter on this creature and a -1/-1 counter on target creature.

Enchant creature

Enchanted creature doesn't untap during its controller's untap step.

{white}W: Return this Aura to its owner's hand.

Target creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

Draw a card.

The next time a source of your choice would deal damage to you and/or creatures you control this turn, prevent that damage. If damage from a black source is prevented this way, you gain that much life.

{0 generic}0: The next 1 damage that would be dealt to this creature this turn is dealt to target creature you control instead.

{1 generic}1{white}W: The next time a source of your choice would deal damage to target creature this turn, that damage is dealt to this creature instead.

As this creature enters, choose a number between 0 and 7.

At the beginning of your upkeep, you may choose a number between 0 and 7.

Shapeshifter's power is equal to the last chosen number and its toughness is equal to 7 minus that number.

As this enchantment enters, choose a creature type.

Creatures of the chosen type get +1/+1.

Target creature you control gains protection from the color of your choice until end of turn.

Draw a card.

If this land would enter, instead sacrifice each other permanent named Sheltered Valley you control, then put this land onto the battlefield.

At the beginning of your upkeep, if you control three or fewer lands, you gain 1 life.

{tap}↷: Add {colorless}C.