Magar of the Magic Strings
Warrior's Oath
Day's Undoing

   Prerequisites

What do I need to start this combo?
Magar of the Magic Strings on the battlefield.
Day's Undoing in your graveyard.
Warrior's Oath in hand.
An opponent cannot block creatures you control.
2 available

   Steps

How does this combo work?
1
Cast Warrior's Oath by paying its mana cost, causing you to take an extra turn after this one and to lose the game at the beginning of that turn's end step.
2
Activate Magar by paying 1, noting Warrior's Oath and putting it face down on the battlefield as a 3/3 creature.
3
Activate Magar by paying 1, noting Day's Undoing and putting it face down on the battlefield as a 3/3 creature.
4
During your next turn, deal combat damage to an opponent using the face down creatures that have Warrior's Oath and Day's Undoing noted. The creatures trigger.
5
Resolve the first trigger, casting a copy of Warrior's Oath without paying its mana cost. Resolve the copy, causing you to take an extra turn after this one and to lose the game at the beginning of that turn's end step.
6
Resolve the second trigger, casting a copy of Day's Undoing without paying its mana cost. Resolve the copy, causing you to end the turn. This will prevent the Warrior's Oath trigger from causing you to lose the game.
7
Repeat from step 3.

   Results

What do I get from this combo?
Infinite turns
Lock
Obeka, Brute Chronologist
0.1%inclusion8 decks7.87K decks
High Synergy Cards
Last Chance
100%inclusion8 decks8 decks
97%synergy
Alchemist's Gambit
88%inclusion7 decks8 decks
86%synergy
Glorious End
88%inclusion7 decks8 decks
86%synergy
Sundial of the Infinite
88%inclusion7 decks8 decks
85%synergy
Final Fortune
88%inclusion7 decks8 decks
82%synergy
Avaricious Dragon
75%inclusion6 decks8 decks
74%synergy
Ideas Unbound
75%inclusion6 decks8 decks
73%synergy
Isochron Scepter
75%inclusion6 decks8 decks
73%synergy
Feldon of the Third Path
75%inclusion6 decks8 decks
73%synergy
Discontinuity
63%inclusion5 decks8 decks
61%synergy
Top Cards
Kiki-Jiki, Mirror Breaker
63%inclusion5 decks8 decks
61%synergy
Saheeli, the Sun's Brilliance
63%inclusion5 decks8 decks
60%synergy
Archaeomancer
63%inclusion5 decks8 decks
59%synergy
Sneak Attack
63%inclusion5 decks8 decks
59%synergy
Come Back Wrong
57%inclusion4 decks7 decks
56%synergy
Time Stop
50%inclusion4 decks8 decks
49%synergy
Fable of the Mirror-Breaker
50%inclusion4 decks8 decks
49%synergy
Flameshadow Conjuring
50%inclusion4 decks8 decks
48%synergy
Wizards of Thay
50%inclusion4 decks8 decks
47%synergy
Game Changers
Mystical Tutor
50%inclusion4 decks8 decks
37%synergy
Fierce Guardianship
50%inclusion4 decks8 decks
30%synergy
Rhystic Study
50%inclusion4 decks8 decks
27%synergy
Vampiric Tutor
38%inclusion3 decks8 decks
22%synergy
Demonic Tutor
38%inclusion3 decks8 decks
16%synergy
Thassa's Oracle
25%inclusion2 decks8 decks
17%synergy
Underworld Breach
25%inclusion2 decks8 decks
14%synergy
Jeska's Will
25%inclusion2 decks8 decks
9%synergy
Gifts Ungiven
13%inclusion1 decks8 decks
10%synergy
Narset, Parter of Veils
13%inclusion1 decks8 decks
10%synergy
Creatures
Tannuk, Steadfast Second
67%inclusion2 decks3 decks
66%synergy
Starwinder
67%inclusion2 decks3 decks
66%synergy
Glamermite
50%inclusion1 decks2 decks
50%synergy
Manaform Hellkite
38%inclusion3 decks8 decks
37%synergy
Araumi of the Dead Tide
38%inclusion3 decks8 decks
37%synergy
Identity Thief
38%inclusion3 decks8 decks
36%synergy
Orthion, Hero of Lavabrink
38%inclusion3 decks8 decks
36%synergy
Jaxis, the Troublemaker
38%inclusion3 decks8 decks
36%synergy
Apprentice Necromancer
38%inclusion3 decks8 decks
35%synergy
Timestream Navigator
38%inclusion3 decks8 decks
34%synergy
Zara, Renegade Recruiter
38%inclusion3 decks8 decks
31%synergy
Dualcaster Mage
38%inclusion3 decks8 decks
29%synergy
Nightscape Familiar
38%inclusion3 decks8 decks
10%synergy
Zurgo's Vanguard
33%inclusion1 decks3 decks
33%synergy
Nightblade Brigade
33%inclusion1 decks3 decks
33%synergy
Shock Brigade
33%inclusion1 decks3 decks
33%synergy
Stadium Headliner
33%inclusion1 decks3 decks
33%synergy
Avenger of the Fallen
33%inclusion1 decks3 decks
33%synergy
Quantum Riddler
33%inclusion1 decks3 decks
33%synergy
Bygone Colossus
33%inclusion1 decks3 decks
33%synergy
Gogo, Mysterious Mime
33%inclusion1 decks3 decks
31%synergy
Lighthouse Chronologist
25%inclusion2 decks8 decks
25%synergy
Elite Arcanist
25%inclusion2 decks8 decks
25%synergy
Plague Reaver
25%inclusion2 decks8 decks
25%synergy
Vadrik, Astral Archmage
25%inclusion2 decks8 decks
25%synergy
Mishra, Eminent One
25%inclusion2 decks8 decks
24%synergy
Firbolg Flutist
25%inclusion2 decks8 decks
24%synergy
Delina, Wild Mage
25%inclusion2 decks8 decks
24%synergy
Ilharg, the Raze-Boar
25%inclusion2 decks8 decks
24%synergy
Sedris, the Traitor King
25%inclusion2 decks8 decks
24%synergy
Hellkite Courser
25%inclusion2 decks8 decks
24%synergy
Elturel Survivors
25%inclusion2 decks8 decks
24%synergy
Kroxa, Titan of Death's Hunger
25%inclusion2 decks8 decks
23%synergy
Auton Soldier
25%inclusion2 decks8 decks
22%synergy
Exalted Flamer of Tzeentch
25%inclusion2 decks8 decks
22%synergy
Snapcaster Mage
25%inclusion2 decks8 decks
20%synergy
Archmage Emeritus
25%inclusion2 decks8 decks
15%synergy
Ragavan, Nimble Pilferer
25%inclusion2 decks8 decks
13%synergy
Hazel's Brewmaster
14%inclusion1 decks7 decks
14%synergy
Marvin, Murderous Mimic
14%inclusion1 decks7 decks
14%synergy
Component Collector
13%inclusion1 decks8 decks
12%synergy
Sparkspitter
13%inclusion1 decks8 decks
12%synergy
Arc Runner
13%inclusion1 decks8 decks
12%synergy
Lightning Serpent
13%inclusion1 decks8 decks
12%synergy
Manaforge Cinder
13%inclusion1 decks8 decks
12%synergy
Hell's Thunder
13%inclusion1 decks8 decks
12%synergy
Aberrant Mind Sorcerer
13%inclusion1 decks8 decks
12%synergy
Torch Courier
13%inclusion1 decks8 decks
12%synergy
Hunted Phantasm
13%inclusion1 decks8 decks
12%synergy
Boldwyr Heavyweights
13%inclusion1 decks8 decks
12%synergy
Instants
Hide on the Ceiling
67%inclusion2 decks3 decks
65%synergy
Dramatic Reversal
38%inclusion3 decks8 decks
35%synergy
Deflecting Swat
38%inclusion3 decks8 decks
19%synergy
Dark Ritual
38%inclusion3 decks8 decks
1%synergy
Counterspell
38%inclusion3 decks8 decks
-7%synergy
Mirror Match
25%inclusion2 decks8 decks
25%synergy
Nexus of Fate
25%inclusion2 decks8 decks
24%synergy
Dispel
25%inclusion2 decks8 decks
22%synergy
Flame of Anor
25%inclusion2 decks8 decks
20%synergy
Narset's Reversal
25%inclusion2 decks8 decks
20%synergy
Flusterstorm
25%inclusion2 decks8 decks
17%synergy
Brainstorm
25%inclusion2 decks8 decks
8%synergy
Swan Song
25%inclusion2 decks8 decks
6%synergy
Cyclonic Rift
25%inclusion2 decks8 decks
3%synergy
Negate
25%inclusion2 decks8 decks
2%synergy
Invert Polarity
14%inclusion1 decks7 decks
12%synergy
Waterlogged Teachings
14%inclusion1 decks7 decks
8%synergy
Sink into Stupor
14%inclusion1 decks7 decks
5%synergy
Hurkyl's Final Meditation
13%inclusion1 decks8 decks
12%synergy
Invert // Invent
13%inclusion1 decks8 decks
12%synergy
Power Word Kill
13%inclusion1 decks8 decks
12%synergy
Macabre Mockery
13%inclusion1 decks8 decks
12%synergy
Guff Rewrites History
13%inclusion1 decks8 decks
12%synergy
Cauldron Dance
13%inclusion1 decks8 decks
12%synergy
Whir of Invention
13%inclusion1 decks8 decks
11%synergy
Thirst for Knowledge
13%inclusion1 decks8 decks
11%synergy
Muddle the Mixture
13%inclusion1 decks8 decks
10%synergy
Crosis's Charm
13%inclusion1 decks8 decks
10%synergy
Reverberate
13%inclusion1 decks8 decks
9%synergy
Demand Answers
13%inclusion1 decks8 decks
7%synergy
Entomb
13%inclusion1 decks8 decks
7%synergy
Mindbreak Trap
13%inclusion1 decks8 decks
7%synergy
Seething Song
13%inclusion1 decks8 decks
6%synergy
Tainted Pact
13%inclusion1 decks8 decks
6%synergy
Brain Freeze
13%inclusion1 decks8 decks
5%synergy
Cabal Ritual
13%inclusion1 decks8 decks
3%synergy
Force of Will
13%inclusion1 decks8 decks
2%synergy
Mana Drain
13%inclusion1 decks8 decks
-3%synergy
Bedevil
13%inclusion1 decks8 decks
-4%synergy
Deadly Rollick
13%inclusion1 decks8 decks
-5%synergy
Terminate
13%inclusion1 decks8 decks
-13%synergy
Arcane Denial
13%inclusion1 decks8 decks
-16%synergy
Chaos Warp
13%inclusion1 decks8 decks
-23%synergy
Sorceries
Kindle the Inner Flame
50%inclusion1 decks2 decks
50%synergy
Temporal Manipulation
38%inclusion3 decks8 decks
37%synergy
Red Sun's Twilight
38%inclusion3 decks8 decks
37%synergy
Hate Mirage
38%inclusion3 decks8 decks
36%synergy
Devastating Onslaught
33%inclusion1 decks3 decks
32%synergy
Electroduplicate
33%inclusion2 decks6 decks
32%synergy
Gruesome Encore
25%inclusion2 decks8 decks
25%synergy
Temporal Mastery
25%inclusion2 decks8 decks
24%synergy
Personal Tutor
25%inclusion2 decks8 decks
24%synergy
Corporeal Projection
25%inclusion2 decks8 decks
24%synergy
Time Warp
25%inclusion2 decks8 decks
24%synergy
Faithless Looting
25%inclusion2 decks8 decks
5%synergy
Final Act
14%inclusion1 decks7 decks
14%synergy
Dismantle
13%inclusion1 decks8 decks
12%synergy
Savor the Moment
13%inclusion1 decks8 decks
12%synergy
Walk the Aeons
13%inclusion1 decks8 decks
12%synergy
Alrund's Epiphany
13%inclusion1 decks8 decks
12%synergy
Ghouls' Night Out
13%inclusion1 decks8 decks
12%synergy
Wake to Slaughter
13%inclusion1 decks8 decks
12%synergy
Beacon of Tomorrows
13%inclusion1 decks8 decks
12%synergy
Capture of Jingzhou
13%inclusion1 decks8 decks
12%synergy
Karn's Temporal Sundering
13%inclusion1 decks8 decks
12%synergy
Time Stretch
13%inclusion1 decks8 decks
12%synergy
Heat Shimmer
13%inclusion1 decks8 decks
12%synergy
Mordor on the March
13%inclusion1 decks8 decks
12%synergy
Temporal Trespass
13%inclusion1 decks8 decks
12%synergy
Mystic Retrieval
13%inclusion1 decks8 decks
12%synergy
Serum Visions
13%inclusion1 decks8 decks
11%synergy
Expropriate
13%inclusion1 decks8 decks
11%synergy
Slave of Bolas
13%inclusion1 decks8 decks
11%synergy
Molten Duplication
13%inclusion1 decks8 decks
11%synergy
Twinflame
13%inclusion1 decks8 decks
10%synergy
Lórien Revealed
13%inclusion1 decks8 decks
10%synergy
Buried Alive
13%inclusion1 decks8 decks
9%synergy
Grim Tutor
13%inclusion1 decks8 decks
9%synergy
Profane Tutor
13%inclusion1 decks8 decks
8%synergy
Ringsight
13%inclusion1 decks8 decks
5%synergy
Imperial Seal
13%inclusion1 decks8 decks
5%synergy
Victimize
13%inclusion1 decks8 decks
4%synergy
Wheel of Fortune
13%inclusion1 decks8 decks
3%synergy
Gamble
13%inclusion1 decks8 decks
3%synergy
Toxic Deluge
13%inclusion1 decks8 decks
-8%synergy
Reanimate
13%inclusion1 decks8 decks
-12%synergy
Feed the Swarm
13%inclusion1 decks8 decks
-16%synergy
Blasphemous Act
13%inclusion1 decks8 decks
-32%synergy
Utility Artifacts
Mirror Box
38%inclusion3 decks8 decks
36%synergy
Swiftfoot Boots
38%inclusion3 decks8 decks
11%synergy
Lightning Greaves
38%inclusion3 decks8 decks
8%synergy
Infantry Shield
33%inclusion1 decks3 decks
33%synergy
The Fire Crystal
33%inclusion1 decks3 decks
31%synergy
Mimic Vat
25%inclusion2 decks8 decks
23%synergy
Grafted Skullcap
13%inclusion1 decks8 decks
12%synergy
The Millennium Calendar
13%inclusion1 decks8 decks
12%synergy
Spellbinder
13%inclusion1 decks8 decks
12%synergy
Clock of Omens
13%inclusion1 decks8 decks
12%synergy
Staff of Domination
13%inclusion1 decks8 decks
12%synergy
Thousand-Year Elixir
13%inclusion1 decks8 decks
12%synergy
Darksteel Reactor
13%inclusion1 decks8 decks
11%synergy
Unwinding Clock
13%inclusion1 decks8 decks
11%synergy
Urabrask's Forge
13%inclusion1 decks8 decks
11%synergy
Blade of Selves
13%inclusion1 decks8 decks
10%synergy
Bolas's Citadel
13%inclusion1 decks8 decks
7%synergy
Mithril Coat
13%inclusion1 decks8 decks
7%synergy
Enchantments
Meek Attack
50%inclusion1 decks2 decks
50%synergy
Psychic Vortex
25%inclusion2 decks8 decks
24%synergy
Curse of Obsession
25%inclusion2 decks8 decks
23%synergy
Impact Tremors
25%inclusion2 decks8 decks
21%synergy
Gossip's Talent
14%inclusion1 decks7 decks
14%synergy
Null Profusion
13%inclusion1 decks8 decks
12%synergy
Domestication
13%inclusion1 decks8 decks
12%synergy
Greed's Gambit
13%inclusion1 decks8 decks
12%synergy
Tainted Remedy
13%inclusion1 decks8 decks
12%synergy
Curator's Ward
13%inclusion1 decks8 decks
12%synergy
Havoc Festival
13%inclusion1 decks8 decks
12%synergy
Intruder Alarm
13%inclusion1 decks8 decks
12%synergy
Splinter Twin
13%inclusion1 decks8 decks
12%synergy
Ghoulish Procession
13%inclusion1 decks8 decks
12%synergy
Kaya's Ghostform
13%inclusion1 decks8 decks
11%synergy
Curse of the Restless Dead
13%inclusion1 decks8 decks
11%synergy
Arcane Bombardment
13%inclusion1 decks8 decks
10%synergy
Curse of Verbosity
13%inclusion1 decks8 decks
10%synergy
Phyrexian Arena
13%inclusion1 decks8 decks
2%synergy
Black Market Connections
13%inclusion1 decks8 decks
1%synergy
Mystic Remora
13%inclusion1 decks8 decks
-3%synergy
Battles
Invasion of Arcavios
13%inclusion1 decks8 decks
12%synergy
Planeswalkers
Karn Liberated
13%inclusion1 decks8 decks
12%synergy
Geyadrone Dihada
13%inclusion1 decks8 decks
10%synergy
Utility Lands
Lotus Field
38%inclusion3 decks8 decks
37%synergy
Clive's Hideaway
33%inclusion1 decks3 decks
33%synergy
Mistrise Village
33%inclusion1 decks3 decks
25%synergy
Arena of Glory
14%inclusion1 decks7 decks
9%synergy
Maze's End
13%inclusion1 decks8 decks
12%synergy
Magosi, the Waterveil
13%inclusion1 decks8 decks
12%synergy
Basilisk Gate
13%inclusion1 decks8 decks
12%synergy
Baldur's Gate
13%inclusion1 decks8 decks
12%synergy
Hall of the Bandit Lord
13%inclusion1 decks8 decks
12%synergy
Homeward Path
13%inclusion1 decks8 decks
12%synergy
Trenzalore Clocktower
13%inclusion1 decks8 decks
12%synergy
Mystic Sanctuary
13%inclusion1 decks8 decks
8%synergy
Command Beacon
13%inclusion1 decks8 decks
8%synergy
The Black Gate
13%inclusion1 decks8 decks
4%synergy
Ancient Tomb
13%inclusion1 decks8 decks
0%synergy
Otawara, Soaring City
13%inclusion1 decks8 decks
-3%synergy
Reliquary Tower
13%inclusion1 decks8 decks
-23%synergy
Mana Artifacts
Arcane Signet
100%inclusion8 decks8 decks
12%synergy
Sol Ring
100%inclusion8 decks8 decks
10%synergy
Talisman of Creativity
63%inclusion5 decks8 decks
18%synergy
Midnight Clock
38%inclusion3 decks8 decks
34%synergy
Izzet Signet
38%inclusion3 decks8 decks
4%synergy
Rakdos Signet
38%inclusion3 decks8 decks
4%synergy
Fellwar Stone
38%inclusion3 decks8 decks
2%synergy
Talisman of Indulgence
38%inclusion3 decks8 decks
-6%synergy
Talisman of Dominance
38%inclusion3 decks8 decks
-12%synergy
Dimir Signet
25%inclusion2 decks8 decks
-11%synergy
Khalni Gem
13%inclusion1 decks8 decks
12%synergy
Wizard's Rockets
13%inclusion1 decks8 decks
12%synergy
The Celestus
13%inclusion1 decks8 decks
12%synergy
Thran Dynamo
13%inclusion1 decks8 decks
8%synergy
Chromatic Lantern
13%inclusion1 decks8 decks
-2%synergy
Relic of Sauron
13%inclusion1 decks8 decks
-7%synergy
Commander's Sphere
13%inclusion1 decks8 decks
-7%synergy
Thought Vessel
13%inclusion1 decks8 decks
-9%synergy
Lands
Command Tower
100%inclusion8 decks8 decks
8%synergy
Sulfur Falls
63%inclusion5 decks8 decks
16%synergy
Exotic Orchard
63%inclusion5 decks8 decks
6%synergy
Shipwreck Marsh
50%inclusion4 decks8 decks
25%synergy
Shivan Reef
50%inclusion4 decks8 decks
21%synergy
Izzet Boilerworks
38%inclusion3 decks8 decks
26%synergy
Dimir Aqueduct
38%inclusion3 decks8 decks
26%synergy
Mana Confluence
38%inclusion3 decks8 decks
26%synergy
City of Brass
38%inclusion3 decks8 decks
24%synergy
Haunted Ridge
38%inclusion3 decks8 decks
16%synergy
Evolving Wilds
38%inclusion3 decks8 decks
14%synergy
Stormcarved Coast
38%inclusion3 decks8 decks
12%synergy
Sulfurous Springs
38%inclusion3 decks8 decks
10%synergy
Underground River
38%inclusion3 decks8 decks
10%synergy
Luxury Suite
38%inclusion3 decks8 decks
6%synergy
Morphic Pool
38%inclusion3 decks8 decks
5%synergy
Training Center
38%inclusion3 decks8 decks
5%synergy
Scalding Tarn
38%inclusion3 decks8 decks
5%synergy
Polluted Delta
38%inclusion3 decks8 decks
3%synergy
Bloodstained Mire
38%inclusion3 decks8 decks
3%synergy
Smoldering Marsh
38%inclusion3 decks8 decks
0%synergy
Sunken Hollow
38%inclusion3 decks8 decks
-2%synergy
Drowned Catacomb
38%inclusion3 decks8 decks
-5%synergy
Dragonskull Summit
38%inclusion3 decks8 decks
-7%synergy
Steam Vents
38%inclusion3 decks8 decks
-8%synergy
Blood Crypt
38%inclusion3 decks8 decks
-8%synergy
Watery Grave
38%inclusion3 decks8 decks
-10%synergy
Crumbling Necropolis
38%inclusion3 decks8 decks
-16%synergy
Oscorp Industries
33%inclusion1 decks3 decks
22%synergy
Rakdos Guildgate
25%inclusion2 decks8 decks
23%synergy
Izzet Guildgate
25%inclusion2 decks8 decks
23%synergy
Gemstone Caverns
25%inclusion2 decks8 decks
17%synergy
Rakdos Carnarium
25%inclusion2 decks8 decks
14%synergy
Temple of Malice
25%inclusion2 decks8 decks
13%synergy
Temple of Deceit
25%inclusion2 decks8 decks
12%synergy
Temple of Epiphany
25%inclusion2 decks8 decks
11%synergy
Frostboil Snarl
25%inclusion2 decks8 decks
10%synergy
Path of Ancestry
25%inclusion2 decks8 decks
-6%synergy
Xander's Lounge
25%inclusion2 decks8 decks
-15%synergy
Talon Gates of Madara
14%inclusion1 decks7 decks
13%synergy
Blazemire Verge
14%inclusion1 decks7 decks
5%synergy
Seething Landscape
14%inclusion1 decks7 decks
-3%synergy
Rainbow Vale
13%inclusion1 decks8 decks
12%synergy
Pillar of the Paruns
13%inclusion1 decks8 decks
12%synergy
Windswept Heath
13%inclusion1 decks8 decks
12%synergy
Gond Gate
13%inclusion1 decks8 decks
12%synergy
Library
13%inclusion1 decks8 decks
12%synergy
Billiard Room
13%inclusion1 decks8 decks
12%synergy
Gateway Plaza
13%inclusion1 decks8 decks
12%synergy
Sea Gate
13%inclusion1 decks8 decks
12%synergy