Whenever a creature you control attacks alone, it gets +X/+X until end of turn, where X is the number of creatures you control.

Flying

Inspired -- Whenever Arbiter of the Ideal becomes untapped, reveal the top card of your library. If it's an artifact, creature, or land card, you may put it onto the battlefield with a manifestation counter on it. That permanent is an enchantment in addition to its other types.

{1}, {T}: Tap target non-Human creature.

Each instant and sorcery spell you cast costs {1} less to cast for each creature it targets.

Heroic -- Whenever you cast a spell that targets Battlefield Thaumaturge, Battlefield Thaumaturge gains hexproof until end of turn.

Exile target card from a graveyard. Create a 1/1 white and black Spirit creature token with flying.

Whenever Binding Geist attacks, target creature an opponent controls gets -2/-0 until end of turn.

Disturb {1}{U} (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

Enchanted creature gets -2/-0.

If Spectral Binding would be put into a graveyard from anywhere, exile it instead.

Whenever Brine Comber enters the battlefield or becomes the target of an Aura spell, create a 1/1 white Spirit creature token with flying.

Disturb {W}{U} (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

Whenever Brinebound Gift enters the battlefield or enchanted creature becomes the target of an Aura spell, create a 1/1 white Spirit creature token with flying.

If Brinebound Gift would be put into a graveyard from anywhere, exile it instead.

Choose a number between 0 and 13. Each player sacrifices that many creatures.

Changeling (This card is every creature type.)

As long as a creature card with flying is in a graveyard, Cairn Wanderer has flying. The same is true for fear, first strike, double strike, deathtouch, haste, landwalk, lifelink, protection, reach, trample, shroud, and vigilance.

Flying

As Choked Estuary enters the battlefield, you may reveal an Island or Swamp card from your hand. If you don't, Choked Estuary enters the battlefield tapped.

{T}: Add {U} or {B}.

Tap up to four target creatures.

Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.)

When you cycle Choking Tethers, you may tap target creature.

Enchant player

Whenever enchanted player casts an instant or sorcery spell, each other player may copy that spell and may choose new targets for the copy they control.

Enchant player

Enchanted player can't cast more than one spell each turn.

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

Creatures your opponents control get -1/-0.

Whenever you cast an enchantment spell, you gain 2 life.

Soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.)

As long as Deadeye Navigator is paired with another creature, each of those creatures has "{1}{U}: Exile this creature, then return it to the battlefield under your control."

Enchant land

Enchanted land has "{T}: Tap target creature."

When Departed Deckhand becomes the target of a spell, sacrifice it.

Departed Deckhand can't be blocked except by Spirits.

{3}{U}: Another target creature you control can't be blocked this turn except by Spirits.

Whenever you cast a nonlegendary creature spell with flying, you may copy it, except the copy is a 1/1 Spirit in addition to its other types. Do this only once each turn. (The copy becomes a token.)

Flying

When Dorothea, Vengeful Victim attacks or blocks, sacrifice it at end of combat.

Disturb {1}{W}{U} (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

Enchanted creature has "Whenever this creature attacks, create a 4/4 white Spirit creature token with flying that's tapped and attacking. Sacrifice that token at end of combat."

If Dorothea's Retribution would be put into a graveyard from anywhere, exile it instead.

When Dovin's Acuity enters the battlefield, you gain 2 life and draw a card.

Whenever you cast an instant spell during your main phase, you may return Dovin's Acuity to its owner's hand.

Flash

Drag Below -- When Dragon Turtle enters the battlefield, tap it and up to one target creature an opponent controls. They don't untap during their controllers' next untap steps.

Flying

Whenever another Spirit enters the battlefield under your control, you gain 2 life.

{3}{W}: Create a 1/1 white Spirit creature token with flying.

Disturb {3}{W} (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

Enchanted creature gets +2/+2.

If Drogskol Armaments would be put into a graveyard from anywhere, exile it instead.

Flying

Whenever Emissary of Hope deals combat damage to a player, you gain 1 life for each artifact that player controls.

Enchant permanent

When Faith's Fetters enters the battlefield, you gain 4 life.

Enchanted permanent can't attack or block, and its activated abilities can't be activated unless they're mana abilities.

{T}: You may tap or untap another target permanent.

Unearth {U} ({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.)

{W}, Exile three cards from your graveyard: Fleeting Spirit gains first strike until end of turn.

Discard a card: Exile Fleeting Spirit. Return it to the battlefield under its owner's control at the beginning of the next end step.

When Forbidding Spirit enters the battlefield, until your next turn, creatures can't attack you or planeswalkers you control unless their controller pays {2} for each of those creatures.

Flying

Other Spirit creatures you control get +0/+1.

Vigilance

Whenever you cast a spell, creatures you control get +1/+0 until end of turn. Scry 1.

When Gandalf, White Rider dies, you may put it into its owner's library fifth from the top.

Vigilance

Geist-Honored Monk's power and toughness are each equal to the number of creatures you control.

When Geist-Honored Monk enters the battlefield, create two 1/1 white Spirit creature tokens with flying.

Enchant Plains

{2}: Until end of turn, enchanted Plains becomes a 2/5 white Spirit creature with "Whenever this creature deals damage, its controller gains that much life." It's still a land.

When enchanted Plains is put into a graveyard, you may return Genju of the Fields from your graveyard to your hand.

Creatures you control get +1/+1.

Whenever a creature you control becomes blocked, you may return it to its owner's hand.

Whenever one or more creatures you control deal combat damage to a player, draw a card.

Flying

Landfall -- Whenever a land enters the battlefield under your control, tap target creature an opponent controls. If that land is an Island, that creature doesn't untap during its controller's next untap step.

Gutter Skulker can't be blocked as long as it's attacking alone.

Disturb {3}{U} (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

Enchanted creature can't be blocked as long as it's attacking alone.

If Gutter Shortcut would be put into a graveyard from anywhere, exile it instead.

Equipped creature gets +4/+4.

{0}: Until end of turn, Haunted Plate Mail becomes a 4/4 Spirit artifact creature that's no longer an Equipment. Activate only if you control no creatures.

Equip {4} ({4}: Attach to target creature you control. Equip only as a sorcery.)

Investigator's Journal enters the battlefield with a number of suspect counters on it equal to the greatest number of creatures a player controls.

{2}, {T}, Remove a suspect counter from Investigator's Journal: Draw a card.

{2}, Sacrifice Investigator's Journal: Draw a card.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

You have shroud. (You can't be the target of spells or abilities.)

Flying, lifelink, protection from Vampires

Katilda, Dawnhart Martyr's power and toughness are each equal to the number of permanents you control that are Spirits and/or enchantments.

Disturb {3}{W}{W} (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

Enchanted creature has flying, lifelink, and protection from Vampires, and it gets +X/+X, where X is the number of permanents you control that are Spirits and/or enchantments.

If Katilda's Rising Dawn would be put into a graveyard from anywhere, exile it instead.

Morph {4}{U}{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 Kheru Spellsnatcher is turned face up, counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may cast that card without paying its mana cost for as long as it remains exiled.

Lifelink

Disturb {1}{W} (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

Enchanted creature has lifelink.

If Ancestor's Embrace would be put into a graveyard from anywhere, exile it instead.

Flying

{U}: Return Lantern Spirit to its owner's hand.

When Mausoleum Guard dies, create two 1/1 white Spirit creature tokens with flying.

Flying

{1}, Return a land you control to its owner's hand: Create a 1/1 blue Illusion creature token with flying.

You may have Mercurial Pretender enter the battlefield as a copy of a creature you control, except it has "{2}{U}{U}: Return this creature to its owner's hand."

Whenever you cast an enchantment spell, you may draw a card.

This spell costs {1} less to cast for each Spirit you control.

Flying

Whenever Millicent, Restless Revenant or another nontoken Spirit you control dies or deals combat damage to a player, create a 1/1 white Spirit creature token with flying.

Dominate Monster -- When Mind Flayer enters the battlefield, gain control of target creature for as long as you control Mind Flayer.

You may have Mirrorhall Mimic enter the battlefield as a copy of any creature on the battlefield, except it's a Spirit in addition to its other types.

Disturb {3}{U}{U} (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

At the beginning of your upkeep, create a token that's a copy of enchanted creature, except it's a Spirit in addition to its other types.

If Ghastly Mimicry would be put into a graveyard from anywhere, exile it instead.

(Gain the next level as a sorcery to add its ability.)

The second spell you cast each turn costs {1} less to cast.

{W}{U}: Level 2

When this Class becomes level 2, return up to one target nonland permanent to its owner's hand.

{1}{W}{U}: Level 3

At the beginning of your upkeep, exile the top card of your library. For as long as it remains exiled, it has "You may cast this card from exile as long as you've cast another spell this turn."

{T}: Add {C}.

{W}{U}, {T}, Exile a creature card from your graveyard: Create a 1/1 white Spirit creature token with flying.

Flying

{U}, {T}: You may tap or untap target creature.

Flying

Whenever Niblis of the Urn attacks, you may tap target creature.

(Gain the next level as a sorcery to add its ability.)

Spells your opponents cast during your turn cost {1} more to cast.

{2}{W}: Level 2

Creatures you control get +1/+1.

{4}{W}: Level 3

Whenever you attack, until end of turn, target attacking creature gets +1/+1 for each other attacking creature and gains double strike.

Enchant creature

{U}: Untap enchanted creature.

{U}: Enchanted creature gains flying until end of turn.

{U}: Enchanted creature gains shroud until end of turn. (It can't be the target of spells or abilities.)

{1}: Enchanted creature gets +1/-1 or -1/+1 until end of turn.

Creature tokens you control get +1/+1.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

Destroy all nonland permanents.

Search your library for up to two enchantment cards, reveal them, put them into your hand, then shuffle.

Flying

If noncombat damage would be dealt to you, prevent that damage. You gain life equal to the damage prevented this way.

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

{U}: Quicksilver Elemental gains all activated abilities of target creature until end of turn. (If any of the abilities use that creature's name, use this creature's name instead.)

You may spend blue mana as though it were mana of any color to pay the activation costs of Quicksilver Elemental's abilities.

You may have Quicksilver Gargantuan enter the battlefield as a copy of any creature on the battlefield, except it's 7/7.

Restless Anchorage enters the battlefield tapped.

{T}: Add {W} or {U}.

{1}{W}{U}: Until end of turn, Restless Anchorage becomes a 2/3 white and blue Bird creature with flying. It's still a land.

Whenever Restless Anchorage attacks, create a Map token.

When Scourge of Fleets enters the battlefield, 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.

Flying

Whenever Silent Sentinel attacks, you may return target enchantment card from your graveyard to the battlefield.

Flying

{1}{U}: Return target Spirit you control to its owner's hand.

Shadow (This creature can block or be blocked by only creatures with shadow.)

Forecast -- {1}{W}, Reveal Spirit en-Dal from your hand: Target creature gains shadow until end of turn. (Activate only during your upkeep and only once each turn.)

Flying

Other creatures you control with flying get +0/+1.

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

All lands are Islands in addition to their other types.

Creatures without flying or islandwalk can't attack.

Whenever you cast a Spirit or Arcane spell, you may search your library for an Aura card with enchant creature, reveal it, put it into your hand, then shuffle.

At the beginning of your end step, exile up to one target artifact or creature you control, then return that card to the battlefield under its owner's control.

{2}, {T}: Roll a d20 and subtract the number of cards in your hand. If the result is 0 or less, discard your hand.

1--9 | Return a card at random from your graveyard to your hand.

10--19 | Draw two cards.

20 | Put a creature card from any graveyard onto the battlefield under your control. When that creature dies, its owner loses the game.

{4}, Sacrifice Treasure Chest: Roll a d20.

1 | Trapped! -- You lose 3 life.

2--9 | Create five Treasure tokens.

10--19 | You gain 3 life and draw three cards.

20 | Search your library for a card. If it's an artifact card, you may put it onto the battlefield. Otherwise, put that card into your hand. Then shuffle.