Whenever you cast a spell, you gain 1 life for each spell you've cast this turn.

Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.

{T}: Add {W}.

{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.

Flying

Whenever Angelic Protector becomes the target of a spell or ability, Angelic Protector gets +0/+3 until end of turn.

Enchant land

Enchanted land has "{T}, Sacrifice a creature: You gain life equal to the sacrificed creature's toughness."

Flash

Whenever an opponent searches their library, you gain 1 life and draw a card.

{T}, Pay 1 life, Sacrifice Arid Mesa: Search your library for a Mountain or Plains card, put it onto the battlefield, then shuffle.

{2}{W}, {T}, Discard a card: Exile target attacking creature. Its controller gains life equal to its toughness.

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

Vigilance

Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell.

Sacrifice Boromir, Warden of the Tower: Creatures you control gain indestructible until end of turn. The Ring tempts you.

Enchant creature

Enchanted creature can't attack or block.

Flash

{1}, Sacrifice Cathar Commando: Destroy target artifact or enchantment.

Sacrifice Children of Korlis: You gain life equal to the life you've lost this turn. (Damage causes loss of life.)

Imprint -- When Chrome Mox enters the battlefield, you may exile a nonartifact, nonland card from your hand.

{T}: Add one mana of any of the exiled card's colors.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

Any number of target nonland permanents you control phase out. (Treat them and anything attached to them as though they don't exist until your next turn.)

Put target attacking creature on the bottom of its owner's library. Its controller gains life equal to its toughness.

Whenever you activate an ability of an artifact or creature that isn't a mana ability, Crackdown Construct gets +1/+1 until end of turn.

Defender

{T}: Creatures you control gain haste until end of turn.

Indestructible

{T}: Add {C}.

Whenever a Cleric creature you control becomes the target of a spell or ability, it gets +0/+2 until end of turn.

Dawn of a New Age enters the battlefield with a hope counter on it for each creature you control.

At the beginning of your end step, remove a hope counter from Dawn of a New Age. If you do, draw a card. Then if Dawn of a New Age has no hope counters on it, sacrifice it and you gain 4 life.

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is Esper Sentinel's power.

{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.

If you control a commander, you may cast this spell without paying its mana cost.

Creatures you control gain indestructible until end of turn.

{T}, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

If Gemstone Caverns is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand.

{T}: Add {C}. If Gemstone Caverns has a luck counter on it, instead add one mana of any color.

{T}: Another target creature you control gains protection from colorless or from the color of your choice until end of turn.

During your turn, your opponents can't cast spells or activate abilities of artifacts, creatures, or enchantments.

Flying

Sacrifice Hope of Ghirapur: Until your next turn, target player who was dealt combat damage by Hope of Ghirapur this turn can't cast noncreature spells.

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

{T}: Add {C}.

{4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle. Activate only if you control three or more artifacts.

First strike

When Knight of the White Orchid enters the battlefield, if an opponent controls more lands than you, you may search your library for a Plains card, put it onto the battlefield, then shuffle.

At the beginning of your upkeep, if an opponent controls more lands than you, you may search your library for up to three basic land cards, reveal them, put them into your hand, then shuffle.

When Leonin Relic-Warder enters the battlefield, you may exile target artifact or enchantment.

When Leonin Relic-Warder leaves the battlefield, return the exiled card to the battlefield under its owner's control.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)

Equip {0}

{1}, {T}: Untap target creature that has an activated ability with {T} in its cost.

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.

{T}: Add {C}{C}.

{T}, Pay 1 life, Sacrifice Marsh Flats: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

Creatures you control are every creature type. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

{3}, {T}: Create a 2/2 blue Shapeshifter creature token with changeling. (It is every creature type.)

{T}: Add {C}.

{3}, {T}, Sacrifice a creature: You gain life equal to the sacrificed creature's toughness.

Changeling (This card is every creature type.)

{X}: Until end of turn, creatures you control have base power and toughness X/X and gain all creature types.

({T}: Add {W}.)

Mistveil Plains enters the battlefield tapped.

{W}, {T}: Put target card from your graveyard on the bottom of your library. Activate only if you control two or more white permanents.

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

During your turn, your opponents can't cast spells or activate abilities of artifacts, creatures, or enchantments.

Whenever Myrel, Shield of Argive attacks, create X 1/1 colorless Soldier artifact creature tokens, where X is the number of Soldiers you control.

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

{T}: Add {C}.

{2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

At the beginning of each player's upkeep, that player chooses target player who controls more lands than they do and is their opponent. The first player may search their library for a basic land card, put that card onto the battlefield, then shuffle.

Kicker {W} (You may pay an additional {W} as you cast this spell.)

Target player can't cast spells this turn. If this spell was kicked, creatures can't attack this turn.

Magical Tinkering -- {W}, {T}, Sacrifice an artifact: Search your library for an artifact card with mana value equal to 1 plus the sacrificed artifact's mana value, put it onto the battlefield, then shuffle. Activate only as a sorcery.

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)

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

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

({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}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

{2}, {T}, Sacrifice a creature: Search your library for a creature card that shares a creature type with the sacrificed creature and has mana value equal to 1 plus that creature's mana value. Put that card onto the battlefield, then shuffle. Activate only as a sorcery.

{4}, {T}: Search your library for a Rebel permanent card with mana value 3 or less, put it onto the battlefield, then shuffle.

{3}, {T}: Search your library for a Rebel permanent card with mana value 2 or less, put it onto the battlefield, then shuffle.

When Ranger-Captain of Eos enters the battlefield, you may search your library for a creature card with mana value 1 or less, reveal it, put it into your hand, then shuffle.

Sacrifice Ranger-Captain of Eos: Your opponents can't cast noncreature spells this turn.

When Recruiter of the Guard enters the battlefield, you may search your library for a creature card with toughness 2 or less, reveal it, put it into your hand, then shuffle.

{1}, {T}: 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.

{1}: Look at the top three cards of your library, then put them back in any order.

{T}: Draw a card, then put Sensei's Divining Top on top of its owner's library.

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

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

Your opponents can't cast spells this turn.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

Skrelv, Defector Mite can't block.

{W/P}, {T}: Choose a color. Another target creature you control gains toxic 1 and hexproof from that color until end of turn. It can't be blocked by creatures of that color this turn. ({W/P} can be paid with either {W} or 2 life.)

Equipped creature gets +1/-1.

Whenever equipped creature dies, draw two cards.

Equip {1}

{T}: Add {C}{C}.

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

When Stoneforge Mystic enters the battlefield, you may search your library for an Equipment card, reveal it, put it into your hand, then shuffle.

{1}{W}, {T}: You may put an Equipment card from your hand onto the battlefield.

Exile target creature. Its controller gains life equal to its power.

Whenever Task Force becomes the target of a spell or ability, it gets +0/+3 until end of turn.

Indestructible

When The One Ring enters the battlefield, if you cast it, you gain protection from everything until your next turn.

At the beginning of your upkeep, you lose 1 life for each burden counter on The One Ring.

{T}: Put a burden counter on The One Ring, then draw a card for each burden counter on The One Ring.

You may activate abilities of creatures you control as though those creatures had haste.

{1}, {T}: Untap target creature.

At the beginning of your upkeep, you may add {C}{C}. You can't spend this mana to cast spells.

Changeling (This card is every creature type.)

Sacrifice Vigilant Martyr: Regenerate target creature.

{W}{W}, {T}, Sacrifice Vigilant Martyr: Counter target spell that targets an enchantment.

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

{W}, {T}: Search your library for a land card, reveal it, put it into your hand, then shuffle. Activate only if an opponent controls more lands than you.

Exile target creature you don't control. For each creature exiled this way, its controller searches their library for a basic land card. Those players put those cards onto the battlefield tapped, then shuffle.

Overload {4}{W}{W} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")

{T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

Buyback {2} (You may pay an additional {2} as you cast this spell. If you do, put this card into your hand as it resolves.)

As an additional cost to cast this spell, sacrifice a creature.

You gain life equal to the sacrificed creature's toughness.