Ob Nixilis, Unshackled + Field of Ruin + Rings of Brighthearth + Crucible of Worlds
Ob Nixilis, Unshackled
Field of Ruin
Rings of Brighthearth
Crucible of Worlds
Requires
Ob Nixilis, Unshackled must be on the battlefield.
Field of Ruin must be on the battlefield.
Rings of Brighthearth must be on the battlefield.
Crucible of Worlds must be on the battlefield.
You must have a land drop available.
Four nonbasic lands under opponents' control.
Mana needed: 
Steps
- Activate Field, targeting a land and triggering Rings of Brighthearth.
- Pay to copy the Field effect, targeting a different land.
- Resolve both triggers and the resulting Ob Nixilis triggers, forcing all opponent to lose 20 life.
- Use Crucible of Worlds to play Field.
- Repeat steps 1-3.
Results
Each opponent loses 40 life.
Ob Nixilis, Unshackled
1.67% of 418 decks
7 decks
Varragoth, Bloodsky Sire
0.07% of 1366 decks
1 decks
Sidar Jabari of Zhalfir
0.01% of 13580 decks
1 decks
Ikra Shidiqi, the Usurper // Ishai, Ojutai Dragonspeaker
0.24% of 417 decks
1 decks
Soul of Windgrace
0.03% of 3169 decks
1 decks
Xantcha, Sleeper Agent
0.03% of 3040 decks
1 decks
Ob Nixilis, Captive Kingpin
0.01% of 7869 decks
1 decks
Maralen of the Mornsong
0.06% of 1590 decks
1 decks
The Balrog, Durin's Bane
0.05% of 1836 decks
1 decks
High Synergy Cards
Opposition Agent
67% of 15 decks
+59% synergy
Scheming Symmetry
53% of 15 decks
+51% synergy
Varragoth, Bloodsky Sire
53% of 15 decks
+51% synergy
Ghost Quarter
53% of 15 decks
+51% synergy
Urborg, Tomb of Yawgmoth
60% of 15 decks
+50% synergy
Maralen of the Mornsong
47% of 15 decks
+46% synergy
Cabal Coffers
53% of 15 decks
+42% synergy
Nykthos, Shrine to Nyx
47% of 15 decks
+41% synergy
Jet Medallion
40% of 15 decks
+37% synergy
Crypt Ghast
40% of 15 decks
+35% synergy
Top Cards
Dark Ritual
53% of 15 decks
+31% synergy
Reanimate
47% of 15 decks
+31% synergy
Toxic Deluge
47% of 15 decks
+29% synergy
Lightning Greaves
47% of 15 decks
+21% synergy
Ashnod's Altar
40% of 15 decks
+32% synergy
Damnation
40% of 15 decks
+32% synergy
No Mercy
33% of 15 decks
+31% synergy
Feed the Swarm
33% of 15 decks
+15% synergy
Swiftfoot Boots
33% of 15 decks
+5% synergy
Tree of Perdition
27% of 15 decks
+26% synergy
Creatures
Dockside Extortionist
75% of 4 decks
+62% synergy
Bloodletter of Aclazotz
50% of 6 decks
+45% synergy
Sower of Discord
27% of 15 decks
+26% synergy
Archfiend of Depravity
27% of 15 decks
+25% synergy
Gray Merchant of Asphodel
27% of 15 decks
+18% synergy
Archfiend of Despair
20% of 15 decks
+19% synergy
Bloodgift Demon
20% of 15 decks
+19% synergy
Nirkana Revenant
20% of 15 decks
+18% synergy
Tergrid, God of Fright
20% of 15 decks
+18% synergy
Harvester of Souls
20% of 15 decks
+18% synergy
Rune-Scarred Demon
20% of 15 decks
+18% synergy
Blood Artist
20% of 15 decks
+8% synergy
Instants
Vampiric Tutor
47% of 15 decks
+28% synergy
Cabal Ritual
27% of 15 decks
+22% synergy
Go for the Throat
27% of 15 decks
+20% synergy
Entomb
27% of 15 decks
+19% synergy
Deadly Rollick
27% of 15 decks
+16% synergy
Defile
20% of 15 decks
+17% synergy
Tragic Slip
20% of 15 decks
+16% synergy
Infernal Grasp
20% of 15 decks
+12% synergy
Sorceries
Demonic Tutor
73% of 15 decks
+51% synergy
Grim Tutor
33% of 15 decks
+29% synergy
Bubbling Muck
27% of 15 decks
+25% synergy
Torment of Hailfire
27% of 15 decks
+22% synergy
Imperial Seal
27% of 15 decks
+21% synergy
Night's Whisper
27% of 15 decks
+18% synergy
Read the Bones
20% of 15 decks
+12% synergy
Diabolic Intent
20% of 15 decks
+11% synergy
Sign in Blood
20% of 15 decks
+10% synergy
Utility Artifacts
Expedition Map
27% of 15 decks
+23% synergy
Wishclaw Talisman
27% of 15 decks
+21% synergy
Sensei's Divining Top
27% of 15 decks
+21% synergy
Bolas's Citadel
27% of 15 decks
+17% synergy
Animation Module
20% of 15 decks
+20% synergy
Bontu's Monument
20% of 15 decks
+18% synergy
Enchantments
Necropotence
27% of 15 decks
+21% synergy
Phyrexian Arena
27% of 15 decks
+12% synergy
Polluted Bonds
20% of 15 decks
+19% synergy
Revel in Riches
20% of 15 decks
+17% synergy
Animate Dead
20% of 15 decks
+11% synergy
Planeswalkers
Liliana of the Dark Realms
20% of 15 decks
+19% synergy
Utility Lands
Reliquary Tower
40% of 15 decks
+11% synergy
Glacial Chasm
33% of 15 decks
+33% synergy
Witch's Cottage
33% of 15 decks
+30% synergy
Bojuka Bog
33% of 15 decks
+3% synergy
Thespian's Stage
27% of 15 decks
+24% synergy
Maze of Ith
27% of 15 decks
+24% synergy
Cabal Stronghold
27% of 15 decks
+23% synergy
Buried Ruin
27% of 15 decks
+21% synergy
Vesuva
20% of 15 decks
+19% synergy
Command Beacon
20% of 15 decks
+15% synergy
Shizo, Death's Storehouse
20% of 15 decks
+15% synergy
Mortuary Mire
20% of 15 decks
+15% synergy
Castle Locthwain
20% of 15 decks
+15% synergy
Takenuma, Abandoned Mire
20% of 15 decks
+9% synergy
Rogue's Passage
20% of 15 decks
+1% synergy
Mana Artifacts
Sol Ring
93% of 15 decks
+9% synergy
Arcane Signet
53% of 15 decks
-19% synergy
Jeweled Lotus
27% of 15 decks
+21% synergy
Lotus Petal
27% of 15 decks
+20% synergy
Mana Crypt
27% of 15 decks
+18% synergy
Thought Vessel
27% of 15 decks
+10% synergy
Nyx Lotus
20% of 15 decks
+19% synergy
Chrome Mox
20% of 15 decks
+14% synergy
Mana Vault
20% of 15 decks
+14% synergy
Mind Stone
20% of 15 decks
+3% synergy
Fellwar Stone
20% of 15 decks
-1% synergy
Lands
Blood Crypt
75% of 4 decks
+36% synergy
Demolition Field
58% of 12 decks
+55% synergy
Command Tower
33% of 15 decks
-41% synergy
Cavern of Souls
20% of 15 decks
+13% synergy
Fabled Passage
20% of 15 decks
+11% synergy
Bloodstained Mire
20% of 15 decks
+10% synergy
Polluted Delta
20% of 15 decks
+9% synergy
Marsh Flats
20% of 15 decks
+9% synergy