You have no maximum hand size. {T}: Add one mana of any color.

Whenever a player casts a blue spell, you may gain 1 life.

Permanents enter tapped.

Blue spells you cast cost {1} less to cast.

As this artifact enters, look at an opponent's hand, then choose any card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

{T}, Tap an untapped creature you control: Add one mana of any color.

{3}: Target player mills three cards.

Devoid (This card has no color.) Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.) This creature can't be blocked.

Flash (You may cast this spell any time you could cast an instant.) When this creature enters, untap another target creature you control.

When Brinelin enters and whenever you cast a spell with mana value 6 or greater, you may return target nonland permanent to its owner's hand. Partner (You can have two commanders if both have partner.)

Flying When this creature enters, draw three cards, then put two cards from your hand on top of your library in any order. When this creature dies, shuffle it into its owner's library, then scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Whenever this creature becomes the target of a spell or ability, mill three cards. {2}{U}, {T}: Prevent all combat damage that would be dealt to and dealt by target creature you control this turn.

Whenever this creature becomes blocked, you may draw a card.

Spells your opponents cast that target Charix cost {2} more to cast. {3}: Charix gets +X/-X until end of turn, where X is the number of Islands you control.

Whenever you draw a card, put a +1/+1 counter on this creature. When this creature dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on this creature. (They can't be blocked as long as defending player controls an Island.)

Morph {4}{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.) When this creature is turned face up, you may exchange control of target creature you control and target creature an opponent controls.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Whenever this creature attacks, you may exile target creature defending player controls until this creature leaves the battlefield. (That creature returns under its owner's control.)

Defender (This creature can't attack.) When this creature enters, create a 1/1 blue Squid creature token with islandwalk. (It can't be blocked as long as defending player controls an Island.)

Sacrifice this creature: Counter target instant or sorcery spell unless its controller pays {1}.

{U}, {T}: Each player reveals the top card of their library. You may put the revealed cards into their owners' graveyards. If you don't, each player draws a card.

Blue creatures you control can't be blocked.

When this creature enters, double the number of each kind of counter on any number of target permanents.

Avoidance — Whenever you cast a noncreature spell, exile up to one target nonland permanent you control, then return that card to the battlefield under its owner's control.

Flying This creature enters tapped. This creature doesn't untap during your untap step. Whenever you become the target of a spell, you may untap this creature.

Flash Emerge {5}{U}{U} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, tap up to four target permanents.

You may look at the top card of your library any time. You may cast Merfolk spells from the top of your library. Whenever you cast a Merfolk spell, you may pay {1}. If you do, create a 1/1 blue Merfolk creature token.

{U}{U}, {T}: Gain control of target legendary permanent. (This effect lasts indefinitely.)

This creature can't be blocked. {U}, Discard a card: Return this creature to its owner's hand.

Flying At the beginning of your upkeep, return an artifact you control to its owner's hand.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Flying Whenever this creature attacks, you may return an instant or sorcery card exiled with this creature to its owner's hand.

Whenever this creature becomes tapped, you may draw a card.

Flying {2}{U}: Another target creature gains flying until end of turn. Channel — {X}{U}, Discard this card: X target creatures gain flying until end of turn.

Flying {1}{U}: Untap this creature.

When this creature enters, untap up to seven lands.

When this creature enters, tap all lands target player controls.

Level up {2} ({2}: Put a level counter on this. Level up only as a sorcery.) LEVEL 1-4 0/6 LEVEL 5+ 6/6 Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

You may cast this card as though it had flash if you pay {2} more to cast it. (You may cast it any time you could cast an instant.) When this creature enters, you may return target tapped creature an opponent controls to its owner's hand.

Flash This spell can't be countered. Whenever you cast a spell, choose up to one — • Return target spell you don't control to its owner's hand. • Return target nonland permanent to its owner's hand.

Trample Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Shroud (This creature can't be the target of spells or abilities.)

Flying When this creature enters, target opponent mills five cards. You may cast an instant or sorcery spell from among them without paying its mana cost.

Flying Whenever this creature or another creature you control enters, tap target creature an opponent controls.

When this creature enters, return all other nonland permanents to their owners' hands. Unearth {6}{U} ({6}{U}: 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.)

All lands are Islands in addition to their other types. Other Homarids, Camarids, Cephalids, Nautilids, and Merfolk you control get +1/+1.

Four-faced (Whenever this becomes tapped, move it to the next stage, or to stage 1 if it's at stage 4.) Stage 1 — (1/4) Stage 2 — (4/1) Evolve Stage 3 — (2/4) {U}: Loopy Lobster gets +1/-1 until end of turn. Stage 4 — (4/4) Vigilance. {T}: Draw 2 cards.

Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

Whenever Lorthos attacks, you may pay {8}. If you do, tap up to eight target permanents. Those permanents don't untap during their controllers' next untap steps.

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

When this creature enters, draw a card, then discard a card.

Flash When this creature enters, tap target creature an opponent controls. It loses all abilities until end of turn.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) When this creature enters, you may search your library for a Merfolk card, reveal it, then shuffle and put that card on top.

Ward {3} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.) Channel — {2}{U}, Discard this card: Counter target spell or ability unless its controller pays {3}.

Flying When this creature enters, draw two cards. Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

This spell can't be countered. You have no maximum hand size. Whenever an opponent casts a noncreature spell, draw a card. Discard three cards: Exile Nezahal. Return it to the battlefield tapped under its owner's control at the beginning of the next end step.

This spell costs {8} less to cast if you have eight or more instant and/or sorcery cards in your graveyard. Ward {8} Magecraft — Whenever you cast or copy an instant or sorcery spell, target creature has base power and toughness 8/8 until end of turn.

When this creature dies, create a 3/3 blue Fish creature token with "When this token dies, create a 6/6 blue Whale creature token with 'When this token dies, create a 9/9 blue Kraken creature token.'"

Cycling {2} ({2}, Discard this card: Draw a card.)

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 return target instant card from your graveyard to your hand.

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

{6}{U}{U}: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.) When this creature becomes monstrous, tap up to four target creatures. Those creatures don't untap during their controllers' untap steps for as long as you control this creature.

Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.) When Slinn Voda enters, if it was kicked, return all creatures to their owners' hands except for Merfolk, Krakens, Leviathans, Octopuses, and Serpents.

This creature can't attack unless defending player controls an Island. Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.)

When Squidnapper enters, gain control of target creature an opponent controls until Squidnapper leaves the battlefield or that player pays the ransom. Ransom — {6} and 2 life

Whenever you cast your first spell during each opponent's turn, you may tap or untap target nonland permanent.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Merfolk spells and Wizard spells you cast cost {1} less to cast.

You may look at the top card of your library any time. As long as The Reality Chip is attached to a creature, you may play lands and cast spells from the top of your library. Reconfigure {2}{U} ({2}{U}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Flash This creature enters with a number of +1/+1 counters on it equal to the greatest number of cards an opponent has drawn this turn. When this creature dies, draw cards equal to its power.

Any player may cast spells as though they had flash. Your opponents can't cast spells during your turn.

Return a land you control to its owner's hand: Untap this creature. It gains hexproof until end of turn. Landfall — Whenever a land you control enters, target creature an opponent controls attacks during its controller's next combat phase if able.

Heroic — Whenever you cast a spell that targets this creature, you may return target enchantment to its owner's hand.

{U}, {T}: Counter target spell unless its controller pays {1}.

{2}{U}, {T}: Put this creature and target creature on top of their owners' libraries, then those players shuffle their libraries.

Whenever a player casts a creature spell, that player sacrifices a permanent of their choice unless they pay {1}.

Enchant creature Enchanted creature has flying. Enchanted creature can block only creatures with flying.

Kicker {2}{U} (You may pay an additional {2}{U} as you cast this spell.) Enchant creature When this Aura enters, if it was kicked, tap enchanted creature. Enchanted creature doesn't untap during its controller's untap step.

Enchant creature Enchanted creature gets -13/-0.

Enchant permanent You control enchanted permanent.

Enchant creature {2}{U}: Untap enchanted creature. Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Flash (You may cast this spell any time you could cast an instant.) Enchant creature Enchanted creature gets +1/+1. Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Whenever you cast a creature spell, you may pay {1}. If you do, return target creature to its owner's hand.

{1}, Sacrifice a land: Draw a card. Any player may activate this ability.

When Form of the Mulldrifter enters, draw two cards. You may cast creature cards from your hand as though they were the card Mulldrifter. (You can still evoke this way. They're Mulldrifters.)

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

Red creature spells and green creature spells cost {1} more to cast.

Enchant creature Enchanted creature loses all abilities and is a blue Fish with base power and toughness 0/1.

As this enchantment enters, choose a creature type. Whenever a creature you control of the chosen type enters or attacks, draw a card.

Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Whenever an opponent casts a noncreature spell, you may draw a card unless that player pays {4}.

Enchant creature Enchanted creature has base power and toughness 8/8 and has "Whenever this creature attacks, you may tap target creature with power 8 or less." Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Flash (You may cast this spell any time you could cast an instant.) When this enchantment enters, scry 2, then draw a card. {2}{U}, Sacrifice this enchantment: Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

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

Enchant creature Enchanted creature can't be blocked and has shroud. (It can't be the target of spells or abilities.)

At the beginning of your upkeep, you may look at the top card of your library. If it's a creature card, you may reveal it and put a quest counter on this enchantment. At the beginning of each end step, if there are three or more quest counters on this enchantment, you may put a Kraken, Leviathan, Octopus, or Serpent creature card from your hand onto the battlefield.

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.)

Whenever you cast a noncreature spell, create an X/X blue Shark creature token with flying, where X is that spell's mana value. Cycling {X}{1}{U} ({X}{1}{U}, Discard this card: Draw a card.) When you cycle this card, create an X/X blue Shark creature token with flying.

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.) Enchanted creature has flying. (It can't be blocked except by creatures with flying or reach.) {U}: Return this Aura to its owner's hand.

Enchant creature When this Aura enters, tap enchanted creature and you create a 1/1 blue Fish creature token with "This token can't be blocked." Enchanted creature doesn't untap during its controller's untap step.

Sorcery spells cost {3} more to cast.

Whenever an opponent casts a spell from their hand, you may reveal the top card of your library. If it shares a card type with that spell, counter that spell and that opponent may cast the revealed card without paying its mana cost.

If you would draw a card, draw two cards instead.

When an opponent casts a spell, if this permanent is an enchantment, it becomes a 4/4 Serpent creature with "This creature can't attack unless defending player controls an Island." Cycling {2} ({2}, Discard this card: Draw a card.)

Target creature gets -4/-0 until end of turn. Draw a card. Addendum — If you cast this spell during your main phase, tap that creature and it doesn't untap during its controller's next untap step.