Keiga, the Tide Star + Nim Deathmantle + Ashnod's Altar

Keiga, the Tide Star
Nim Deathmantle
Ashnod's Altar

Requires
Keiga, the Tide Star must be on the battlefield. Nim Deathmantle must be on the battlefield. Ashnod's Altar must be on the battlefield.
Steps
  1. Whenever an opponent controls a creature, activate Ashnod's Altar by sacrificing Keiga, adding .
  2. When Keiga dies, it and Nim Deathmantle trigger.
  3. Resolve the Keiga trigger, causing you to gain control of a creature an opponent controls.
  4. Activate Ashnod's Altar by sacrificing the creature you gained control of in step 3, adding .
  5. Resolve the Nim Deathmantle trigger from step 2, causing you to pay 4 to return Keiga from your graveyard to the battlefield, and attach Nim Deathmantle to it.
  6. Repeat as desired and/or whenever a creature enters the battlefield under an opponent's control.
Results
Gain control of all creatures opponents control and sacrifice them. Gain control of any creature that enters the battlefield under an opponent's control.

Inga Rune-Eyes
28.71% of 101 decks 29 decks
Keiga, the Tide Star
3.72% of 296 decks 11 decks
The Ever-Changing 'Dane
1.36% of 738 decks 10 decks
Kyodai, Soul of Kamigawa
0.44% of 1834 decks 8 decks
High Synergy Cards
Ao, the Dawn Sky
86% of 37 decks +86% synergy
Atsushi, the Blazing Sky
87% of 31 decks +86% synergy
Kura, the Boundless Sky
85% of 27 decks +85% synergy
Yosei, the Morning Star
84% of 37 decks +84% synergy
Junji, the Midnight Sky
84% of 55 decks +82% synergy
Kokusho, the Evening Star
80% of 56 decks +79% synergy
Jugan, the Rising Star
74% of 27 decks +74% synergy
Ryusei, the Falling Star
74% of 31 decks +74% synergy
Miirym, Sentinel Wyrm
73% of 22 decks +72% synergy
Teysa Karlov
69% of 35 decks +67% synergy
Top Cards
Kairi, the Swirling Sky
59% of 105 decks +59% synergy
Swords to Plowshares
54% of 37 decks +26% synergy
Solemn Simulacrum
52% of 107 decks +38% synergy
The Kami War
50% of 24 decks +50% synergy
Carmen, Cruel Skymarcher
50% of 10 decks +49% synergy
Ratadrabik of Urborg
48% of 31 decks +48% synergy
Nature's Lore
48% of 27 decks +33% synergy
Greater Good
44% of 27 decks +42% synergy
Cultivate
44% of 27 decks +23% synergy
Drivnod, Carnage Dominus
43% of 35 decks +41% synergy
Creatures
Pitiless Plunderer
36% of 55 decks +32% synergy
Mulldrifter
35% of 107 decks +32% synergy
O-Kagachi, Vengeful Kami
33% of 24 decks +33% synergy
Roaming Throne
33% of 33 decks +23% synergy
Bladewing the Risen
32% of 28 decks +32% synergy
Malcator's Watcher
32% of 69 decks +32% synergy
Chasm Skulker
31% of 107 decks +29% synergy
Burnished Hart
31% of 107 decks +26% synergy
Jeskai Sage
29% of 107 decks +29% synergy
Nadir Kraken
28% of 106 decks +27% synergy
Bane, Lord of Darkness
28% of 32 decks +28% synergy
Palace Familiar
28% of 107 decks +28% synergy
Reef Worm
28% of 107 decks +28% synergy
Rivaz of the Claw
27% of 22 decks +27% synergy
Oculus
27% of 107 decks +27% synergy
Surveilling Sprite
27% of 107 decks +27% synergy
Birds of Paradise
26% of 27 decks +14% synergy
Minn, Wily Illusionist
25% of 106 decks +25% synergy
Overcharged Amalgam
25% of 106 decks +25% synergy
Floating-Dream Zubera
25% of 107 decks +25% synergy
Psychosis Crawler
25% of 107 decks +22% synergy
Oracle of Tragedy
25% of 60 decks +25% synergy
Kyodai, Soul of Kamigawa
25% of 24 decks +25% synergy
Tivit, Seller of Secrets
25% of 32 decks +25% synergy
Grim Haruspex
25% of 56 decks +23% synergy
Hydroelectric Specimen
25% of 12 decks +21% synergy
Viscera Seer
25% of 56 decks +20% synergy
Ancient Brass Dragon
24% of 50 decks +23% synergy
Glasspool Mimic
24% of 106 decks +22% synergy
Murder of Crows
23% of 107 decks +23% synergy
Sidisi's Faithful
23% of 107 decks +23% synergy
Mikaeus, the Unhallowed
23% of 56 decks +22% synergy
Hofri Ghostforge
23% of 26 decks +23% synergy
Merieke Ri Berit
23% of 35 decks +23% synergy
Feldon of the Third Path
23% of 31 decks +21% synergy
River Kelpie
22% of 107 decks +22% synergy
Salvager of Ruin
22% of 106 decks +22% synergy
Body Launderer
22% of 51 decks +21% synergy
Stitcher's Apprentice
21% of 107 decks +21% synergy
Selhoff Occultist
21% of 107 decks +21% synergy
Youthful Scholar
20% of 107 decks +20% synergy
Whirler Rogue
20% of 107 decks +19% synergy
Dragonlord's Servant
19% of 31 decks +18% synergy
Dockside Extortionist
19% of 31 decks +12% synergy
Archon of Justice
19% of 37 decks +19% synergy
Breathkeeper Seraph
19% of 37 decks +19% synergy
Luminous Broodmoth
19% of 37 decks +18% synergy
Sun Titan
19% of 37 decks +14% synergy
Purple-Crystal Crab
19% of 106 decks +19% synergy
Midnight Reaper
18% of 55 decks +16% synergy
Instants
Counterspell
42% of 107 decks +21% synergy
Path to Exile
35% of 37 decks +15% synergy
High Tide
33% of 107 decks +31% synergy
Brought Back
32% of 37 decks +32% synergy
Malakir Rebirth
31% of 55 decks +27% synergy
Pongify
29% of 107 decks +23% synergy
Sink into Stupor
29% of 14 decks +21% synergy
Reality Shift
28% of 107 decks +24% synergy
Arcane Denial
28% of 107 decks +19% synergy
An Offer You Can't Refuse
28% of 100 decks +18% synergy
Cyclonic Rift
27% of 107 decks +13% synergy
Cackling Counterpart
24% of 107 decks +24% synergy
Negate
23% of 107 decks +12% synergy
Vampiric Tutor
23% of 56 decks +14% synergy
Beast Within
22% of 27 decks +4% synergy
Assassin's Trophy
21% of 24 decks +14% synergy
Anguished Unmaking
20% of 35 decks +14% synergy
Resculpt
20% of 106 decks +17% synergy
Enlightened Tutor
19% of 37 decks +11% synergy
Generous Gift
19% of 37 decks +7% synergy
Heroic Intervention
19% of 27 decks +5% synergy
Deadly Rollick
18% of 55 decks +13% synergy
Entomb
18% of 56 decks +14% synergy
Sublime Epiphany
15% of 106 decks +14% synergy
Mystical Tutor
15% of 107 decks +7% synergy
Mana Drain
15% of 107 decks +7% synergy
Worldly Tutor
15% of 27 decks +8% synergy
Faith's Reward
14% of 37 decks +13% synergy
Fierce Guardianship
13% of 106 decks +5% synergy
Rapid Hybridization
13% of 107 decks +8% synergy
Sarkhan's Triumph
13% of 31 decks +12% synergy
Void Rend
12% of 32 decks +11% synergy
Not Dead After All
12% of 24 decks +11% synergy
Dark Ritual
12% of 56 decks +1% synergy
Swan Song
12% of 107 decks +4% synergy
Evacuation
11% of 107 decks +10% synergy
Brainstorm
11% of 107 decks +1% synergy
Saw in Half
11% of 36 decks +10% synergy
Harrow
11% of 27 decks +6% synergy
Nature's Claim
11% of 27 decks +6% synergy
Teferi's Protection
11% of 37 decks +2% synergy
Aetherize
10% of 107 decks +8% synergy
Red Elemental Blast
10% of 31 decks +6% synergy
Chaos Warp
10% of 31 decks -6% synergy
Illusionist's Stratagem
9% of 107 decks +9% synergy
Despark
9% of 35 decks +5% synergy
Frantic Search
8% of 107 decks +3% synergy
Hostile Negotiations
8% of 36 decks +8% synergy
Second Sunrise
8% of 37 decks +8% synergy
Dovin's Veto
8% of 37 decks +4% synergy
Sorceries
Reanimate
43% of 56 decks +35% synergy
Victimize
41% of 56 decks +35% synergy
Three Visits
41% of 27 decks +29% synergy
Farseek
41% of 27 decks +25% synergy
Kodama's Reach
33% of 27 decks +18% synergy
Demonic Tutor
32% of 56 decks +20% synergy
Rite of Replication
31% of 107 decks +29% synergy
Crux of Fate
29% of 56 decks +27% synergy
Living Death
29% of 56 decks +26% synergy
Skyshroud Claim
26% of 27 decks +21% synergy
Rampant Growth
26% of 27 decks +10% synergy
Eerie Ultimatum
25% of 24 decks +24% synergy
Ravenform
25% of 106 decks +23% synergy
Life's Legacy
22% of 27 decks +21% synergy
Fabricate
21% of 107 decks +18% synergy
Damn
20% of 35 decks +16% synergy
Toxic Deluge
20% of 56 decks +11% synergy
Blasphemous Act
19% of 31 decks +3% synergy
Bala Ged Recovery
19% of 27 decks +14% synergy
Fade Away
17% of 107 decks +17% synergy
Sevinne's Reclamation
16% of 37 decks +13% synergy
Dread Return
16% of 56 decks +13% synergy
Buried Alive
16% of 56 decks +13% synergy
Neoform
15% of 27 decks +14% synergy
Eldritch Evolution
15% of 27 decks +13% synergy
Patriarch's Bidding
14% of 56 decks +13% synergy
Time Wipe
14% of 37 decks +12% synergy
Quasiduplicate
13% of 106 decks +13% synergy
Faithless Looting
13% of 31 decks +5% synergy
Agadeem's Awakening
13% of 55 decks +11% synergy
Feed the Swarm
13% of 55 decks +3% synergy
Damnation
12% of 56 decks +8% synergy
Mitotic Manipulation
12% of 107 decks +12% synergy
Windfall
12% of 107 decks +6% synergy
Unburial Rites
11% of 35 decks +11% synergy
Ponder
11% of 107 decks +5% synergy
Rishkar's Expertise
11% of 27 decks +6% synergy
Sea Gate Restoration
9% of 106 decks +7% synergy
Retraced Image
9% of 107 decks +9% synergy
Haunting Voyage
9% of 55 decks +8% synergy
Sakashima's Will
8% of 106 decks +7% synergy
Footsteps of the Goryo
7% of 56 decks +7% synergy
Stitch Together
7% of 56 decks +6% synergy
Rise of the Dark Realms
7% of 56 decks +6% synergy
Grim Tutor
7% of 56 decks +5% synergy
Diabolic Intent
7% of 56 decks +3% synergy
Preordain
7% of 107 decks +1% synergy
Blatant Thievery
6% of 107 decks +5% synergy
Stolen Identity
6% of 107 decks +5% synergy
Incarnation Technique
5% of 55 decks +5% synergy
Utility Artifacts
Altar of Dementia
42% of 107 decks +39% synergy
Phyrexian Altar
40% of 107 decks +36% synergy
Skullclamp
38% of 107 decks +26% synergy
Cauldron of Souls
37% of 107 decks +37% synergy
Wayfarer's Bauble
30% of 107 decks +19% synergy
Spawning Pit
27% of 107 decks +27% synergy
Sapphire Medallion
22% of 107 decks +20% synergy
Birthing Pod
22% of 27 decks +21% synergy
Lightning Coils
21% of 107 decks +21% synergy
Deathrender
20% of 107 decks +19% synergy
The Great Henge
19% of 27 decks +14% synergy
Blade of Selves
16% of 107 decks +14% synergy
Resurrection Orb
15% of 78 decks +15% synergy
Lightning Greaves
15% of 107 decks -10% synergy
Blasting Station
14% of 107 decks +13% synergy
Mimic Vat
13% of 107 decks +12% synergy
Swiftfoot Boots
13% of 107 decks -15% synergy
Monster Manual
12% of 24 decks +11% synergy
Vedalken Shackles
10% of 107 decks +10% synergy
Urza's Incubator
10% of 107 decks +7% synergy
Gate to the Afterlife
9% of 107 decks +9% synergy
Lithoform Engine
8% of 106 decks +7% synergy
Isochron Scepter
8% of 107 decks +6% synergy
Strionic Resonator
8% of 107 decks +5% synergy
Weatherlight Compleated
7% of 89 decks +6% synergy
Lifeline
7% of 107 decks +6% synergy
Culling Dais
7% of 107 decks +6% synergy
Mirage Mirror
7% of 107 decks +5% synergy
The One Ring
6% of 63 decks -3% synergy
Pyre of Heroes
6% of 106 decks +5% synergy
Helm of the Host
6% of 106 decks +2% synergy
Blade of the Bloodchief
6% of 107 decks +5% synergy
Enchantments
Smothering Tithe
32% of 37 decks +21% synergy
Animate Dead
30% of 56 decks +26% synergy
Homarid Spawning Bed
27% of 107 decks +27% synergy
Gift of Immortality
27% of 37 decks +26% synergy
Rhystic Study
26% of 107 decks +12% synergy
Goblin Bombardment
26% of 31 decks +23% synergy
False Demise
22% of 107 decks +22% synergy
Jugan Defends the Temple
22% of 27 decks +22% synergy
Black Market Connections
22% of 50 decks +16% synergy
Descendants' Fury
21% of 14 decks +21% synergy
Journey to Eternity
21% of 24 decks +20% synergy
Temur Ascendancy
20% of 25 decks +18% synergy
Sneak Attack
19% of 31 decks +18% synergy
Life Insurance
19% of 32 decks +18% synergy
Fool's Demise
19% of 107 decks +19% synergy
Ominous Seas
18% of 106 decks +16% synergy
Phyrexian Reclamation
18% of 56 decks +16% synergy
Mirror Mockery
17% of 107 decks +17% synergy
Mirari's Wake
17% of 24 decks +14% synergy
Molten Echoes
16% of 31 decks +15% synergy
Dragon Tempest
16% of 31 decks +14% synergy
Mystic Remora
16% of 107 decks +7% synergy
Garruk's Uprising
15% of 27 decks +8% synergy
Legion Loyalty
15% of 34 decks +14% synergy
Defense of the Heart
11% of 27 decks +10% synergy
Remembrance
11% of 37 decks +11% synergy
Mortuary
11% of 56 decks +11% synergy
Grave Pact
11% of 56 decks +8% synergy
Black Market
11% of 56 decks +8% synergy
Warstorm Surge
10% of 31 decks +7% synergy
Impact Tremors
10% of 31 decks +5% synergy
Endless Evil
9% of 95 decks +9% synergy
Chamber of Manipulation
9% of 107 decks +9% synergy
Bastion of Remembrance
9% of 55 decks +6% synergy
Dawn of the Dead
9% of 56 decks +9% synergy
Necromancy
9% of 56 decks +7% synergy
Dictate of Erebos
9% of 56 decks +7% synergy
Martyr's Cause
8% of 37 decks +8% synergy
Propaganda
7% of 107 decks +2% synergy
Reflections of Littjara
6% of 106 decks +3% synergy
Followed Footsteps
6% of 107 decks +5% synergy
Imprisoned in the Moon
6% of 107 decks +4% synergy
The Meathook Massacre
5% of 55 decks +3% synergy
Attrition
5% of 56 decks +5% synergy
Palace Siege
5% of 56 decks +5% synergy
Dance of the Dead
5% of 56 decks +4% synergy
Bitterblossom
5% of 56 decks +3% synergy
Phyrexian Arena
5% of 56 decks -2% synergy
Planeswalkers
Kaya the Inexorable
14% of 35 decks +14% synergy
Jace, Wielder of Mysteries
8% of 106 decks +7% synergy
Ugin, the Spirit Dragon
6% of 107 decks +4% synergy
Utility Lands
High Market
42% of 107 decks +39% synergy
Otawara, Soaring City
36% of 105 decks +28% synergy
Reliquary Tower
36% of 107 decks +6% synergy
Mystic Sanctuary
29% of 106 decks +23% synergy
Castle Vantress
26% of 106 decks +24% synergy
Takenuma, Abandoned Mire
22% of 55 decks +16% synergy
Cabal Coffers
21% of 56 decks +16% synergy
Bojuka Bog
21% of 56 decks +6% synergy
Phyrexian Tower
20% of 56 decks +15% synergy
War Room
17% of 106 decks +10% synergy
Urborg, Tomb of Yawgmoth
17% of 107 decks +7% synergy
Boseiju, Who Endures
15% of 27 decks +6% synergy
Ancient Tomb
14% of 107 decks +3% synergy
Hall of Heliod's Generosity
14% of 37 decks +11% synergy
Academy Ruins
13% of 107 decks +11% synergy
Sokenzan, Crucible of Defiance
13% of 31 decks +10% synergy
Haunted Fengraf
12% of 107 decks +12% synergy
Command Beacon
11% of 107 decks +6% synergy
Temple of the False God
11% of 107 decks +2% synergy
Mosswort Bridge
11% of 27 decks +6% synergy
Eiganjo, Seat of the Empire
11% of 37 decks +6% synergy
Volrath's Stronghold
11% of 56 decks +10% synergy
Urza's Saga
9% of 106 decks +2% synergy
Arcane Lighthouse
8% of 107 decks +7% synergy
Buried Ruin
8% of 107 decks +3% synergy
Crucible of the Spirit Dragon
7% of 107 decks +6% synergy
Riptide Laboratory
7% of 107 decks +5% synergy
Strip Mine
7% of 107 decks +3% synergy
Nykthos, Shrine to Nyx
7% of 107 decks +1% synergy
Rogue's Passage
7% of 107 decks -13% synergy
Mirrorpool
6% of 107 decks +5% synergy
Lonely Sandbar
6% of 107 decks +4% synergy
Seat of the Synod
6% of 107 decks +2% synergy
Scavenger Grounds
6% of 107 decks +2% synergy
Inventors' Fair
6% of 107 decks +2% synergy
Castle Locthwain
5% of 55 decks +3% synergy
Vault of Whispers
5% of 56 decks +3% synergy
Mana Artifacts
Sol Ring
93% of 107 decks +8% synergy
Arcane Signet
84% of 106 decks +12% synergy
Dimir Signet
41% of 56 decks +33% synergy
Thought Vessel
36% of 107 decks +20% synergy
Mind Stone
36% of 107 decks +18% synergy
Talisman of Dominance
32% of 56 decks +24% synergy
Fellwar Stone
30% of 107 decks +9% synergy
Midnight Clock
27% of 106 decks +25% synergy
Orzhov Signet
26% of 35 decks +19% synergy
Azorius Signet
24% of 37 decks +19% synergy
Talisman of Hierarchy
20% of 35 decks +14% synergy
Talisman of Progress
19% of 37 decks +14% synergy
Dragon's Hoard
17% of 106 decks +15% synergy
Timeless Lotus
15% of 20 decks +14% synergy
Chromatic Lantern
15% of 107 decks +5% synergy
Orb of Dragonkind
13% of 31 decks +12% synergy
Talisman of Creativity
13% of 31 decks +6% synergy
Sky Diamond
11% of 107 decks +9% synergy
Talisman of Curiosity
11% of 27 decks +8% synergy
Talisman of Indulgence
11% of 28 decks +5% synergy
Rakdos Signet
11% of 28 decks +4% synergy
Machine God's Effigy
11% of 75 decks +10% synergy
Gilded Lotus
10% of 107 decks +7% synergy
Thran Dynamo
10% of 107 decks +5% synergy
Izzet Signet
10% of 31 decks +3% synergy
Commander's Sphere
9% of 107 decks -6% synergy
Mana Crypt
8% of 107 decks -3% synergy
Chromatic Orrery
8% of 106 decks +6% synergy
Caged Sun
6% of 107 decks +3% synergy
Lands
Watery Grave
54% of 56 decks +43% synergy
Command Tower
50% of 107 decks -24% synergy
Hallowed Fountain
46% of 37 decks +37% synergy
The World Tree
46% of 24 decks +44% synergy
Temple Garden
42% of 24 decks +33% synergy
Sunken Hollow
41% of 56 decks +32% synergy
Raffine's Tower
41% of 32 decks +37% synergy
Godless Shrine
40% of 35 decks +31% synergy
Drowned Catacomb
39% of 56 decks +33% synergy
Indatha Triome
38% of 24 decks +34% synergy
Undercity Sewers
38% of 16 decks +34% synergy
Zagoth Triome
38% of 24 decks +34% synergy
Myriad Landscape
35% of 107 decks +14% synergy
Stomping Ground
32% of 25 decks +23% synergy
Shadowy Backstreet
30% of 10 decks +27% synergy
Breeding Pool
30% of 27 decks +20% synergy
Overgrown Tomb
29% of 24 decks +20% synergy
Morphic Pool
29% of 55 decks +22% synergy
Savai Triome
28% of 25 decks +25% synergy
Ketria Triome
28% of 25 decks +24% synergy
Raugrin Triome
27% of 26 decks +24% synergy
Steam Vents
26% of 31 decks +17% synergy
Shipwreck Marsh
25% of 55 decks +21% synergy
Meticulous Archive
25% of 12 decks +23% synergy
Blood Crypt
25% of 28 decks +16% synergy
Ziatora's Proving Ground
24% of 21 decks +21% synergy
Spara's Headquarters
24% of 21 decks +20% synergy
Exotic Orchard
22% of 107 decks -13% synergy
Choked Estuary
21% of 56 decks +17% synergy
Underground River
21% of 56 decks +17% synergy
Polluted Delta
21% of 107 decks +9% synergy
Darkwater Catacombs
20% of 56 decks +16% synergy
Sacred Foundry
19% of 26 decks +11% synergy
Jetmir's Garden
19% of 21 decks +15% synergy
Glacial Fortress
19% of 37 decks +14% synergy
Dragonskull Summit
18% of 28 decks +11% synergy
Smoldering Marsh
18% of 28 decks +11% synergy
Vault of Champions
17% of 35 decks +11% synergy
Isolated Chapel
17% of 35 decks +11% synergy
Xander's Lounge
17% of 24 decks +13% synergy
Canopy Vista
17% of 24 decks +9% synergy
Haven of the Spirit Dragon
16% of 107 decks +14% synergy
Flooded Strand
15% of 107 decks +5% synergy
Path of Ancestry
15% of 107 decks -6% synergy
Hinterland Harbor
15% of 27 decks +9% synergy
Rejuvenating Springs
15% of 27 decks +8% synergy
Plaza of Heroes
15% of 89 decks +11% synergy
Sunken Ruins
14% of 56 decks +13% synergy
Arcane Sanctum
14% of 35 decks +11% synergy
Underground Sea
14% of 56 decks +11% synergy