You can't win the game and your opponents can't lose the game.
6 /
6
{1}{W}{B}
Anguished Unmaking
Instant
Exile target nonland permanent. You lose 3 life.
{9}
Artisan of Kozilek
Creature - Eldrazi
When you cast this spell, you may return target creature card from your graveyard to the battlefield.
Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.)
10 /
9
{5}{R}{G}
Atarka, World Render
Legendary Creature - Dragon
Flying, trample
Whenever a Dragon you control attacks, it gains double strike until end of turn.
6 /
4
{4}{W}{W}
Austere Command
Sorcery
Choose two --
• Destroy all artifacts.
• Destroy all enchantments.
• Destroy all creatures with mana value 3 or less.
• Destroy all creatures with mana value 4 or greater.
{6}{R}{R}
Avatar of Fury
Creature - Avatar
If an opponent controls seven or more lands, this spell costs {6} less to cast.
Flying
{R}: Avatar of Fury gets +1/+0 until end of turn.
6 /
6
--
Battlefield Forge
Land
{T}: Add {C}.
{T}: Add {R} or {W}. Battlefield Forge deals 1 damage to you.
{2}{G}
Beast Within
Instant
Destroy target permanent. Its controller creates a 3/3 green Beast creature token.
{3}{R}{G}
Blitz Hellion
Creature - Hellion
Trample, haste
At the beginning of the end step, Blitz Hellion's owner shuffles it into their library.
7 /
7
--
Blood Crypt
Land - Swamp Mountain
({T}: Add {B} or {R}.)
As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
{3}{B}{B}
Bloodgift Demon
Creature - Demon
Flying
At the beginning of your upkeep, target player draws a card and loses 1 life.
5 /
4
--
Boros Garrison
Land
Boros Garrison enters the battlefield tapped.
When Boros Garrison enters the battlefield, return a land you control to its owner's hand.
{T}: Add {R}{W}.
--
Brushland
Land
{T}: Add {C}.
{T}: Add {G} or {W}. Brushland deals 1 damage to you.
{3}
Burnished Hart
Artifact Creature - Elk
{3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.
2 /
2
--
Caves of Koilos
Land
{T}: Add {C}.
{T}: Add {W} or {B}. Caves of Koilos deals 1 damage to you.
{3}
Chromatic Lantern
Artifact
Lands you control have "{T}: Add one mana of any color."
{T}: Add one mana of any color.
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{3}
Commander's Sphere
Artifact
{T}: Add one mana of any color in your commander's color identity.
Sacrifice Commander's Sphere: Draw a card.
{2}{G}
Cultivate
Sorcery
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
{2}{B}{B}
Damnation
Sorcery
Destroy all creatures. They can't be regenerated.
{1}{B}
Demonic Tutor
Sorcery
Search your library for a card, put that card into your hand, then shuffle.
{5}{R}{G}
Dragonlord Atarka
Legendary Creature - Elder Dragon
Flying, trample
When Dragonlord Atarka enters the battlefield, it deals 5 damage divided as you choose among any number of target creatures and/or planeswalkers your opponents control.
8 /
8
{4}{B}{R}
Dragonlord Kolaghan
Legendary Creature - Elder Dragon
Flying, haste
Other creatures you control have haste.
Whenever an opponent casts a creature or planeswalker spell with the same name as a card in their graveyard, that player loses 10 life.
6 /
5
{2}{G}
Elemental Bond
Enchantment
Whenever a creature with power 3 or greater enters the battlefield under your control, draw a card.
--
Exotic Orchard
Land
{T}: Add one mana of any color that a land an opponent controls could produce.
{3}{G}
Explosive Vegetation
Sorcery
Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.
{2}
Fellwar Stone
Artifact
{T}: Add one mana of any color that a land an opponent controls could produce.
{2}{R}
Fervor
Enchantment
Creatures you control have haste. (They can attack and {T} as soon as they come under your control.)
--
Fetid Heath
Land
{T}: Add {C}.
{W/B}, {T}: Add {W}{W}, {W}{B}, or {B}{B}.
--
Fire-Lit Thicket
Land
{T}: Add {C}.
{R/G}, {T}: Add {R}{R}, {R}{G}, or {G}{G}.
{1}{R}{G}
Fires of Yavimaya
Enchantment
Creatures you control have haste.
Sacrifice Fires of Yavimaya: Target creature gets +2/+2 until end of turn.
{3}{R}
Flameshadow Conjuring
Enchantment
Whenever a nontoken creature enters the battlefield under your control, you may pay {R}. If you do, create a token that's a copy of that creature. That token gains haste. Exile it at the beginning of the next end step.
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
{5}{G}{G}
Giant Adephage
Creature - Insect
Trample
Whenever Giant Adephage deals combat damage to a player, create a token that's a copy of Giant Adephage.
7 /
7
--
Godless Shrine
Land - Plains Swamp
({T}: Add {W} or {B}.)
As Godless Shrine enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
--
Golgari Rot Farm
Land
Golgari Rot Farm enters the battlefield tapped.
When Golgari Rot Farm enters the battlefield, return a land you control to its owner's hand.
{T}: Add {B}{G}.
--
Graven Cairns
Land
{T}: Add {C}.
{B/R}, {T}: Add {B}{B}, {B}{R}, or {R}{R}.
{2}{G}{G}
Greater Good
Enchantment
Sacrifice a creature: Draw cards equal to the sacrificed creature's power, then discard three cards.
--
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}{G}{G}
Harmonize
Sorcery
Draw three cards.
{2}{G}
Hunter's Insight
Instant
Choose target creature you control. Whenever that creature deals combat damage to a player or planeswalker this turn, draw that many cards.
{4}{G}{G}
Hydra Omnivore
Creature - Hydra
Whenever Hydra Omnivore deals combat damage to an opponent, it deals that much damage to each other opponent.
8 /
8
--
Karplusan Forest
Land
{T}: Add {C}.
{T}: Add {R} or {G}. Karplusan Forest deals 1 damage to you.
{4}{B}{R}{G}
Karrthus, Tyrant of Jund
Legendary Creature - Dragon
Flying, haste
When Karrthus, Tyrant of Jund enters the battlefield, gain control of all Dragons, then untap all Dragons.
Other Dragon creatures you control have haste.
7 /
7
{2}{G}
Kodama's Reach
Sorcery - Arcane
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
--
Llanowar Wastes
Land
{T}: Add {C}.
{T}: Add {B} or {G}. Llanowar Wastes deals 1 damage to you.
{3}{R}{G}{W}
Meglonoth
Creature - Beast
Vigilance, trample
Whenever Meglonoth blocks a creature, Meglonoth deals damage to that creature's controller equal to Meglonoth's power.
6 /
6
{2}{G}{G}
Momentous Fall
Instant
As an additional cost to cast this spell, sacrifice a creature.
You draw cards equal to the sacrificed creature's power, then you gain life equal to its toughness.
{1}{W}{B}
Mortify
Instant
Destroy target creature or enchantment.
--
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.
--
Orzhov Basilica
Land
Orzhov Basilica enters the battlefield tapped.
When Orzhov Basilica enters the battlefield, return a land you control to its owner's hand.
{T}: Add {W}{B}.
--
Overgrown Tomb
Land - Swamp Forest
({T}: Add {B} or {G}.)
As Overgrown Tomb enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
{5}{G}{G}
Panglacial Wurm
Creature - Wurm
Trample
While you're searching your library, you may cast Panglacial Wurm from your library.
9 /
5
{W}
Path to Exile
Instant
Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.
{1}{B}{G}
Pernicious Deed
Enchantment
{X}, Sacrifice Pernicious Deed: Destroy each artifact, creature, and enchantment with mana value X or less.
{1}{B}{B}
Phyrexian Arena
Enchantment
At the beginning of your upkeep, you draw a card and you lose 1 life.
{3}{G}{G}
Phyrexian Hydra
Creature - Phyrexian Hydra
Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
If damage would be dealt to Phyrexian Hydra, prevent that damage. Put a -1/-1 counter on Phyrexian Hydra for each 1 damage prevented this way.
7 /
7
--
Plains
Basic Land - Plains
({T}: Add {W}.)
{1}{B}{G}
Putrefy
Instant
Destroy target artifact or creature. It can't be regenerated.
--
Rakdos Carnarium
Land
Rakdos Carnarium enters the battlefield tapped.
When Rakdos Carnarium enters the battlefield, return a land you control to its owner's hand.
{T}: Add {B}{R}.
--
Reflecting Pool
Land
{T}: Add one mana of any type that a land you control could produce.
{2}{W}{W}
Return to Dust
Instant
Exile target artifact or enchantment. If you cast this spell during your main phase, you may exile up to one other target artifact or enchantment.
--
Rugged Prairie
Land
{T}: Add {C}.
{R/W}, {T}: Add {R}{R}, {R}{W}, or {W}{W}.
{5}{B}{B}
Rune-Scarred Demon
Creature - Demon
Flying
When Rune-Scarred Demon enters the battlefield, search your library for a card, put it into your hand, then shuffle.
6 /
6
{4}{R}{G}
Ruric Thar, the Unbowed
Legendary Creature - Ogre Warrior
Vigilance, reach
Ruric Thar, the Unbowed attacks each combat if able.
Whenever a player casts a noncreature spell, Ruric Thar deals 6 damage to that player.
6 /
6
--
Sacred Foundry
Land - Mountain Plains
({T}: Add {R} or {W}.)
As Sacred Foundry enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
{1}{G}
Sakura-Tribe Elder
Creature - Snake Shaman
Sacrifice Sakura-Tribe Elder: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
1 /
1
{B}{R}{G}{W}
Saskia the Unyielding
Legendary Creature - Human Soldier
Vigilance, haste
As Saskia the Unyielding enters the battlefield, choose a player.
Whenever a creature you control deals combat damage to a player, it deals that much damage to the chosen player.
3 /
4
--
Selesnya Sanctuary
Land
Selesnya Sanctuary enters the battlefield tapped.
When Selesnya Sanctuary enters the battlefield, return a land you control to its owner's hand.
{T}: Add {G}{W}.
{1}
Sensei's Divining Top
Artifact
{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.
{3}{R}
Sneak Attack
Enchantment
{R}: You may put a creature card from your hand onto the battlefield. That creature gains haste. Sacrifice the creature at the beginning of the next end step.
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{4}
Solemn Simulacrum
Artifact Creature - Golem
When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
When Solemn Simulacrum dies, you may draw a card.
2 /
2
{4}{G}
Soul's Majesty
Sorcery
Draw cards equal to the power of target creature you control.
--
Stomping Ground
Land - Mountain Forest
({T}: Add {R} or {G}.)
As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
--
Sulfurous Springs
Land
{T}: Add {C}.
{T}: Add {B} or {R}. Sulfurous Springs deals 1 damage to you.
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
{W}
Swords to Plowshares
Instant
Exile target creature. Its controller gains life equal to its power.
{1}{G}
Sylvan Library
Enchantment
At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.
--
Temple Garden
Land - Forest Plains
({T}: Add {G} or {W}.)
As Temple Garden enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
--
Temple of the False God
Land
{T}: Add {C}{C}. Activate only if you control five or more lands.
{B}{R}
Terminate
Instant
Destroy target creature. It can't be regenerated.
--
Twilight Mire
Land
{T}: Add {C}.
{B/G}, {T}: Add {B}{B}, {B}{G}, or {G}{G}.
--
Urborg, Tomb of Yawgmoth
Legendary Land
Each land is a Swamp in addition to its other land types.
{2}{W}{B}
Utter End
Instant
Exile target nonland permanent.
{6}{R}{R}
Utvara Hellkite
Creature - Dragon
Flying
Whenever a Dragon you control attacks, create a 6/6 red Dragon creature token with flying.
6 /
6
{B}
Vampiric Tutor
Instant
Search your library for a card, then shuffle and put that card on top. You lose 2 life.
{1}
Wayfarer's Bauble
Artifact
{2}, {T}, Sacrifice Wayfarer's Bauble: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
{2}{R}
Wheel of Fortune
Sorcery
Each player discards their hand, then draws seven cards.
{2}{B}{B}
Whip of Erebos
Legendary Enchantment Artifact
Creatures you control have lifelink.
{2}{B}{B}, {T}: Return target creature card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step. If it would leave the battlefield, exile it instead of putting it anywhere else. Activate only as a sorcery.
--
Wooded Bastion
Land
{T}: Add {C}.
{G/W}, {T}: Add {G}{G}, {G}{W}, or {W}{W}.
{2}{W}{W}
Wrath of God
Sorcery
Destroy all creatures. They can't be regenerated.
{2}{B}{R}
Wrecking Ball
Instant
Destroy target creature or land.
{3}{B}{B}
Wretched Confluence
Instant
Choose three. You may choose the same mode more than once.
• Target player draws a card and loses 1 life.
• Target creature gets -2/-2 until end of turn.
• Return target creature card from your graveyard to your hand.
{3}{R}{G}
Xenagos, God of Revels
Legendary Enchantment Creature - God
Indestructible
As long as your devotion to red and green is less than seven, Xenagos isn't a creature.
At the beginning of combat on your turn, another target creature you control gains haste and gets +X/+X until end of turn, where X is that creature's power.