Whenever enchanted creature attacks, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
{2}{G}
Arachnogenesis
Instant
Create X 1/2 green Spider creature tokens with reach, where X is the number of creatures attacking you. Prevent all combat damage that would be dealt this turn by non-Spider creatures.
{R}{G}
Artifact Mutation
Instant
Destroy target artifact. It can't be regenerated. Create X 1/1 green Saproling creature tokens, where X is that artifact's mana value.
{X}{R}
Banefire
Sorcery
Banefire deals X damage to any target.
If X is 5 or more, this spell can't be countered and the damage can't be prevented.
{2}{G}
Beast Within
Instant
Destroy target permanent. Its controller creates a 3/3 green Beast creature token.
{U}
Blue Elemental Blast
Instant
Choose one --
• Counter target red spell.
• Destroy target red permanent.
{5}{R}
Charmbreaker Devils
Creature - Devil
At the beginning of your upkeep, return an instant or sorcery card at random from your graveyard to your hand.
Whenever you cast an instant or sorcery spell, Charmbreaker Devils gets +4/+0 until end of turn.
4 /
4
{3}{U}
Chemister's Insight
Instant
Draw two cards.
Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)
--
Cinder Glade
Land - Mountain Forest
({T}: Add {R} or {G}.)
Cinder Glade enters the battlefield tapped unless you control two or more basic lands.
{7}{U}{U}
Clone Legion
Sorcery
For each creature target player controls, create a token that's a copy of that creature.
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{1}{U}
Confound
Instant
Counter target spell that targets a creature.
Draw a card.
--
Cragcrown Pathway
Land
{T}: Add {R}.
--
Timbercrown Pathway
Land
{T}: Add {G}.
--
Crawling Barrens
Land
{T}: Add {C}.
{4}: Put two +1/+1 counters on Crawling Barrens. Then you may have it become a 0/0 Elemental creature until end of turn. It's still a land.
{G}
Crop Rotation
Instant
As an additional cost to cast this spell, sacrifice a land.
Search your library for a land card, put that card onto the battlefield, then shuffle.
{3}
Cultivator's Caravan
Artifact - Vehicle
{T}: Add one mana of any color.
Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)
5 /
5
{2}{U}
Decoy Gambit
Instant
For each opponent, choose up to one target creature that player controls, then return that creature to its owner's hand unless its controller has you draw a card.
{2}{R}
Deflecting Swat
Instant
If you control a commander, you may cast this spell without paying its mana cost.
You may choose new targets for target spell or ability.
{2}{U}{U}
Dismiss
Instant
Counter target spell.
Draw a card.
{3}{R}{R}
Double Vision
Enchantment
Whenever you cast your first instant or sorcery spell each turn, copy that spell. You may choose new targets for the copy.
{4}{R}{R}
Etali, Primal Storm
Legendary Creature - Elder Dinosaur
Whenever Etali, Primal Storm attacks, exile the top card of each player's library, then you may cast any number of spells from among those cards without paying their mana costs.
6 /
6
--
Evolving Wilds
Land
{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
--
Exotic Orchard
Land
{T}: Add one mana of any color that a land an opponent controls could produce.
{7}{U}{U}
Expropriate
Sorcery
Council's dilemma -- Starting with you, each player votes for time or money. For each time vote, take an extra turn after this one. For each money vote, choose a permanent owned by the voter and gain control of it. Exile Expropriate.
{2}{G}
Far Wanderings
Sorcery
Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
Threshold -- If seven or more cards are in your graveyard, instead search your library for up to three basic land cards, put them onto the battlefield tapped, then shuffle.
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
{2}{U}
Galestrike
Instant
Return target tapped creature to its owner's hand.
Draw a card.
{2}{U}{U}
God-Eternal Kefnet
Legendary Creature - Zombie God
Flying
You may reveal the first card you draw each turn as you draw it. Whenever you reveal an instant or sorcery card this way, copy that card and you may cast the copy. That copy costs {2} less to cast.
When God-Eternal Kefnet dies or is put into exile from the battlefield, you may put it into its owner's library third from the top.
4 /
5
--
Gruul Turf
Land
Gruul Turf enters the battlefield tapped.
When Gruul Turf enters the battlefield, return a land you control to its owner's hand.
{T}: Add {R}{G}.
{2}{R}
Guttersnipe
Creature - Goblin Shaman
Whenever you cast an instant or sorcery spell, Guttersnipe deals 2 damage to each opponent.
2 /
2
--
Halimar Depths
Land
Halimar Depths enters the battlefield tapped.
When Halimar Depths enters the battlefield, look at the top three cards of your library, then put them back in any order.
{T}: Add {U}.
{2}{G}
Harrow
Instant
As an additional cost to cast this spell, sacrifice a land.
Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.
--
Holdout Settlement
Land
{T}: Add {C}. ({C} represents colorless mana.)
{T}, Tap an untapped creature you control: Add one mana of any color.
{1}{G}
Inscription of Abundance
Instant
Kicker {2}{G}
Choose one. If this spell was kicked, choose any number instead.
• Put two +1/+1 counters on target creature.
• Target player gains X life, where X is the greatest power among creatures they control.
• Target creature you control fights target creature you don't control.
{3}{U}
Inscription of Insight
Sorcery
Kicker {2}{U}{U}
Choose one. If this spell was kicked, choose any number instead.
• Return up to two target creatures to their owners' hands.
• Scry 2, then draw two cards.
• Target player creates an X/X blue Illusion creature token, where X is the number of cards in their hand.
{2}{U}{U}
Insidious Will
Instant
Choose one --
• Counter target spell.
• You may choose new targets for target spell.
• Copy target instant or sorcery spell. You may choose new targets for the copy.
{1}{U}
Into the Roil
Instant
Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.)
Return target nonland permanent to its owner's hand. If this spell was kicked, draw a card.
{2}{G}
Invigorating Surge
Instant
Put a +1/+1 counter on target creature you control, then double the number of +1/+1 counters on that creature.
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Izzet Boilerworks
Land
Izzet Boilerworks enters the battlefield tapped.
When Izzet Boilerworks enters the battlefield, return a land you control to its owner's hand.
{T}: Add {U}{R}.
{X}{R}{R}
Jaya's Immolating Inferno
Legendary Sorcery
(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.)
Jaya's Immolating Inferno deals X damage to each of up to three targets.
{1}{G}{U}{R}
Kalamax, the Stormsire
Legendary Creature - Elemental Dinosaur
Whenever you cast your first instant spell each turn, if Kalamax, the Stormsire is tapped, copy that spell. You may choose new targets for the copy.
Whenever you copy an instant spell, put a +1/+1 counter on Kalamax.
4 /
4
{1}{U}
Keep Safe
Instant
Counter target spell that targets a permanent you control.
Draw a card.
--
Ketria Triome
Land - Forest Island Mountain
({T}: Add {G}, {U}, or {R}.)
Ketria Triome enters the battlefield tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)
{1}{R}
Krark, the Thumbless
Legendary Creature - Goblin Wizard
Whenever you cast an instant or sorcery spell, flip a coin. If you lose the flip, return that spell to its owner's hand. If you win the flip, copy that spell, and you may choose new targets for the copy.
Partner (You can have two commanders if both have partner.)
2 /
2
{4}
Lithoform Engine
Legendary Artifact
{2}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy.
{3}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy.
{4}, {T}: Copy target permanent spell you control. (The copy becomes a token.)
{1}{R/G}
Manamorphose
Instant
Add two mana in any combination of colors.
Draw a card.
{4}{U}{R}
Melek, Izzet Paragon
Legendary Creature - Weird Wizard
Play with the top card of your library revealed.
You may cast instant and sorcery spells from the top of your library.
Whenever you cast an instant or sorcery spell from your library, copy it. You may choose new targets for the copy.
2 /
4
{6}{U}{U}{U}
Mnemonic Deluge
Sorcery
Exile target instant or sorcery card from a graveyard. Copy that card three times. You may cast the copies without paying their mana costs. Exile Mnemonic Deluge.
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Myriad Landscape
Land
Myriad Landscape enters the battlefield tapped.
{T}: Add {C}.
{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.
{3}{U}{U}
Mystic Confluence
Instant
Choose three. You may choose the same mode more than once.
• Counter target spell unless its controller pays {3}.
• Return target creature to its owner's hand.
• Draw a card.
--
Mystic Sanctuary
Land - Island
({T}: Add {U}.)
Mystic Sanctuary enters the battlefield tapped unless you control three or more other Islands.
When Mystic Sanctuary enters the battlefield untapped, you may put target instant or sorcery card from your graveyard on top of your library.
{2}{G}
Natural Connection
Instant
Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
--
Opal Palace
Land
{T}: Add {C}.
{1}, {T}: Add one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters the battlefield with a number of additional +1/+1 counters on it equal to the number of times it's been cast from the command zone this game.
{4}
Primal Amulet
Artifact
Instant and sorcery spells you cast cost {1} less to cast.
Whenever you cast an instant or sorcery spell, put a charge counter on Primal Amulet. Then if there are four or more charge counters on it, you may remove those counters and transform it.
--
Primal Wellspring
Land
(Transforms from Primal Amulet.)
{T}: Add one mana of any color. When that mana is spent to cast an instant or sorcery spell, copy that spell and you may choose new targets for the copy.
{2}{U}
Propaganda
Enchantment
Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.
{1}{G}
Rampant Growth
Sorcery
Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
{2}{G}{U}
Rashmi, Eternities Crafter
Legendary Creature - Elf Druid
Whenever you cast your first spell each turn, reveal the top card of your library. You may cast it without paying its mana cost if it's a spell with lesser mana value. If you don't cast it, put it into your hand.
2 /
3
{1}{U}
Reality Shift
Instant
Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)
{2}{U}
Repulse
Instant
Return target creature to its owner's hand.
Draw a card.
{4}{G}
Return of the Wildspeaker
Instant
Choose one --
• Draw cards equal to the greatest power among non-Human creatures you control.
• Non-Human creatures you control get +3/+3 until end of turn.
{2}{U}{U}
Rewind
Instant
Counter target spell. Untap up to four lands.
{2}{U}
Rhystic Study
Enchantment
Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.
{2}{R}
Risk Factor
Instant
Target opponent may have Risk Factor deal 4 damage to them. If that player doesn't, you draw three cards.
Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)
--
Riverglide Pathway
Land
{T}: Add {U}.
--
Lavaglide Pathway
Land
{T}: Add {R}.
--
Simic Growth Chamber
Land
Simic Growth Chamber enters the battlefield tapped.
When Simic Growth Chamber enters the battlefield, return a land you control to its owner's hand.
{T}: Add {G}{U}.
{5}
Skysovereign, Consul Flagship
Legendary Artifact - Vehicle
Flying
Whenever Skysovereign, Consul Flagship enters the battlefield or attacks, it deals 3 damage to target creature or planeswalker an opponent controls.
Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)
6 /
5
{2}{G}{G}
Slice in Twain
Instant
Destroy target artifact or enchantment.
Draw a card.
{1}{U}
Snap
Instant
Return target creature to its owner's hand. Untap up to two lands.
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{2}{R}
Soul's Fire
Instant
Target creature you control deals damage equal to its power to any target.
{2}{G}
Sprouting Vines
Instant
Search your library for a basic land card, reveal that card, put it into your hand, then shuffle.
Storm (When you cast this spell, copy it for each spell cast before it this turn.)
{4}{U}{U}
Sublime Epiphany
Instant
Choose one or more --
• Counter target spell.
• Counter target activated or triggered ability.
• Return target nonland permanent to its owner's hand.
• Create a token that's a copy of target creature you control.
• Target player draws a card.
--
Survivors' Encampment
Land - Desert
{T}: Add {C}.
{T}, Tap an untapped creature you control: Add one mana of any color.
{6}{U}
Swarm Intelligence
Enchantment
Whenever you cast an instant or sorcery spell, you may copy that spell. You may choose new targets for the copy.
{2}{U}{U}
Talrand, Sky Summoner
Legendary Creature - Merfolk Wizard
Whenever you cast an instant or sorcery spell, create a 2/2 blue Drake creature token with flying.
2 /
2
{6}{U}{U}{U}
The Magic Mirror
Legendary Artifact
This spell costs {1} less to cast for each instant and sorcery card in your graveyard.
You have no maximum hand size.
At the beginning of your upkeep, put a knowledge counter on The Magic Mirror, then draw a card for each knowledge counter on The Magic Mirror.
{1}{R}
Thrill of Possibility
Instant
As an additional cost to cast this spell, discard a card.
Draw two cards.
{1}{G}
Tribute to the Wild
Instant
Each opponent sacrifices an artifact or enchantment.
{3}
Twinning Staff
Artifact
If you would copy a spell one or more times, instead copy it that many times plus an additional time. You may choose new targets for the additional copy.
{7}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy.
{4}{R}
Volcanic Offering
Instant
Destroy target nonbasic land you don't control and target nonbasic land of an opponent's choice you don't control.
Volcanic Offering deals 7 damage to target creature you don't control and 7 damage to target creature of an opponent's choice you don't control.
{5}{R}{R}
Volcanic Vision
Sorcery
Return target instant or sorcery card from your graveyard to your hand. Volcanic Vision deals damage equal to that card's mana value to each creature your opponents control. Exile Volcanic Vision.
{3}{G}
Wilderness Reclamation
Enchantment
At the beginning of your end step, untap all lands you control.
{3}{R}
Wildfire Devils
Creature - Devil
When Wildfire Devils enters the battlefield and at the beginning of your upkeep, choose a player at random. That player exiles an instant or sorcery card from their graveyard. Copy that card. You may cast the copy without paying its mana cost.
4 /
2
--
Yavimaya Coast
Land
{T}: Add {C}.
{T}: Add {G} or {U}. Yavimaya Coast deals 1 damage to you.