Radiant Solar
Sefris of the Hidden Ways
Phantom Steed
Underdark Explorer

   Prerequisites

What do I need to start this combo?
Phantom Steed in hand.
All other permanents on the battlefield.
You are currently venturing in Tomb of Annihilation in the Trapped Entry room.
3 available

   Steps

How does this combo work?
1
Cast Phantom Steed by paying its mana cost.
2
When Phantom Steed enters, it and Radiant Solar trigger.
3
Resolve the Phantom Steed trigger, exiling Underdark Explorer until Phantom Steed leaves the battlefield.
4
Resolve the Radiant Solar trigger, venturing into the Oubliette room, causing you to discard a card and then sacrifice Phantom Steed.
5
Phantom Steed leaves the battlefield, causing Underdark Explorer to be returned to the battlefield from exile.
6
When Underdark Explorer enters, it and Radiant Solar trigger.
7
Resolve the Underdark Explorer trigger, venturing into the Cradle of the Death God room, creating a 4/4 legendary The Atropal creature token and completing Tomb of Annihilation.
8
If you control two or more The Atropal tokens, put all but one into your graveyard due to the legend rule.
9
Sefris' second ability triggers, returning Phantom Steed from your graveyard to the battlefield.
10
When Phantom Steed enters, it and Radiant Solar trigger.
11
Resolve the Phantom Steed trigger, exiling Underdark Explorer until Phantom Steed leaves the battlefield.
12
Resolve the Radiant Solar trigger from step 10, venturing into Tomb of Annihilation and into the Trapped Entry room, causing each player to lose 1 life.
13
Resolve the Radiant Solar trigger from step 6, venturing into the Oubliette room, causing you to discard a card and then sacrifice Phantom Steed.
14
Repeat from step 5.

   Results

What do I get from this combo?
Near-infinite ETB
Near-infinite LTB
Near-infinite death triggers
Near-infinite lifeloss for all players
Near-infinite sacrifice triggers
Midnight Pathlighter
97%inclusion33 decks34 decks
94%synergy
Hama Pashar, Ruin Seeker
94%inclusion32 decks34 decks
92%synergy
Rilsa Rael, Kingpin
85%inclusion29 decks34 decks
83%synergy
Barrowin of Clan Undurr
82%inclusion28 decks34 decks
80%synergy
Nadaar, Selfless Paladin
82%inclusion28 decks34 decks
80%synergy
Dungeon Delver
79%inclusion27 decks34 decks
77%synergy
Thorough Investigation
74%inclusion25 decks34 decks
72%synergy
Ravenloft Adventurer
71%inclusion24 decks34 decks
69%synergy
Karmic Guide
68%inclusion23 decks34 decks
64%synergy
Tomb of Horrors Adventurer
65%inclusion22 decks34 decks
63%synergy
Top Cards
Sun Titan
68%inclusion23 decks34 decks
60%synergy
White Plume Adventurer
65%inclusion22 decks34 decks
62%synergy
Victimize
65%inclusion22 decks34 decks
56%synergy
Swords to Plowshares
65%inclusion22 decks34 decks
-3%synergy
Safana, Calimport Cutthroat
62%inclusion21 decks34 decks
61%synergy
Yuan-Ti Malison
62%inclusion21 decks34 decks
60%synergy
Obsessive Stitcher
62%inclusion21 decks34 decks
59%synergy
Mulldrifter
62%inclusion21 decks34 decks
58%synergy
Baleful Strix
62%inclusion21 decks34 decks
41%synergy
Imoen, Mystic Trickster
59%inclusion20 decks34 decks
58%synergy
Creatures
Triumphant Adventurer
59%inclusion20 decks34 decks
57%synergy
Aarakocra Sneak
56%inclusion19 decks34 decks
55%synergy
Passageway Seer
53%inclusion18 decks34 decks
52%synergy
Vicious Battlerager
50%inclusion17 decks34 decks
50%synergy
Acererak the Archlich
50%inclusion17 decks34 decks
48%synergy
Ashen Rider
50%inclusion17 decks34 decks
47%synergy
Feywild Caretaker
47%inclusion16 decks34 decks
47%synergy
Shriekmaw
47%inclusion16 decks34 decks
45%synergy
Solemn Simulacrum
47%inclusion16 decks34 decks
34%synergy
Plaguecrafter
44%inclusion15 decks34 decks
42%synergy
Doomed Necromancer
41%inclusion14 decks34 decks
40%synergy
Seasoned Dungeoneer
41%inclusion14 decks34 decks
39%synergy
Merfolk Looter
41%inclusion14 decks34 decks
38%synergy
Eccentric Apprentice
35%inclusion12 decks34 decks
35%synergy
Cataclysmic Gearhulk
35%inclusion12 decks34 decks
34%synergy
Phantasmal Image
35%inclusion12 decks34 decks
33%synergy
Burnished Hart
32%inclusion11 decks34 decks
29%synergy
Cloister Gargoyle
29%inclusion10 decks34 decks
29%synergy
Displacer Beast
29%inclusion10 decks34 decks
29%synergy
Yuan-Ti Fang-Blade
29%inclusion10 decks34 decks
29%synergy
Cloudblazer
29%inclusion10 decks34 decks
28%synergy
Hostage Taker
26%inclusion9 decks34 decks
24%synergy
Champion of Wits
26%inclusion9 decks34 decks
24%synergy
Umbral Collar Zealot
26%inclusion5 decks19 decks
25%synergy
Planar Ally
24%inclusion8 decks34 decks
23%synergy
Sunblast Angel
24%inclusion8 decks34 decks
23%synergy
Reassembling Skeleton
24%inclusion8 decks34 decks
23%synergy
Angel of the Ruins
24%inclusion8 decks34 decks
17%synergy
Twilight Diviner
23%inclusion3 decks13 decks
22%synergy
Goliath Paladin
21%inclusion7 decks34 decks
20%synergy
Doom Whisperer
21%inclusion7 decks34 decks
19%synergy
Priest of Fell Rites
21%inclusion7 decks34 decks
18%synergy
Syr Konrad, the Grim
21%inclusion7 decks34 decks
15%synergy
Murder of Crows
18%inclusion6 decks34 decks
17%synergy
Veteran Dungeoneer
18%inclusion6 decks34 decks
17%synergy
Meteor Golem
18%inclusion6 decks34 decks
17%synergy
Reveillark
18%inclusion6 decks34 decks
17%synergy
Dungeon Crawler
15%inclusion5 decks34 decks
15%synergy
Clattering Skeletons
15%inclusion5 decks34 decks
15%synergy
Nihiloor
15%inclusion5 decks34 decks
14%synergy
Wall of Omens
15%inclusion5 decks34 decks
14%synergy
Abdel Adrian, Gorion's Ward
15%inclusion5 decks34 decks
13%synergy
Sister Hospitaller
15%inclusion5 decks34 decks
13%synergy
Soulherder
15%inclusion5 decks34 decks
12%synergy
Rona, Herald of Invasion
15%inclusion5 decks34 decks
10%synergy
Ronom Unicorn
12%inclusion4 decks34 decks
12%synergy
Shortcut Seeker
12%inclusion4 decks34 decks
12%synergy
Zombie Ogre
12%inclusion4 decks34 decks
12%synergy
Oriq Loremage
12%inclusion4 decks34 decks
11%synergy
Atris, Oracle of Half-Truths
12%inclusion4 decks34 decks
11%synergy
Instants
Despark
59%inclusion20 decks34 decks
43%synergy
Bar the Gate
50%inclusion17 decks34 decks
49%synergy
Forbidden Alchemy
44%inclusion15 decks34 decks
43%synergy
Utter End
35%inclusion12 decks34 decks
29%synergy
Grave Endeavor
32%inclusion11 decks34 decks
32%synergy
Revivify
29%inclusion10 decks34 decks
29%synergy
You Find the Villains' Lair
21%inclusion7 decks34 decks
20%synergy
Faithful Mending
18%inclusion6 decks34 decks
14%synergy
Counterspell
18%inclusion6 decks34 decks
-24%synergy
Vanish into Memory
15%inclusion5 decks34 decks
14%synergy
Refute
10%inclusion3 decks30 decks
7%synergy
Power Word Kill
8.8%inclusion3 decks34 decks
9%synergy
Wizard's Retort
8.8%inclusion3 decks34 decks
9%synergy
Your Temple Is Under Attack
8.8%inclusion3 decks34 decks
8%synergy
Disenchant
8.8%inclusion3 decks34 decks
7%synergy
Drown in the Loch
8.8%inclusion3 decks34 decks
7%synergy
Anguished Unmaking
8.8%inclusion3 decks34 decks
-17%synergy
Path to Exile
8.8%inclusion3 decks34 decks
-33%synergy
Sorceries
Necromantic Selection
35%inclusion12 decks34 decks
35%synergy
Fates' Reversal
32%inclusion11 decks34 decks
32%synergy
Unburial Rites
29%inclusion10 decks34 decks
27%synergy
From the Catacombs
26%inclusion9 decks34 decks
26%synergy
Reanimate
18%inclusion6 decks34 decks
1%synergy
Extract Brain
15%inclusion5 decks34 decks
14%synergy
Buried Alive
12%inclusion4 decks34 decks
8%synergy
Diabolic Tutor
12%inclusion4 decks34 decks
7%synergy
Sevinne's Reclamation
12%inclusion4 decks34 decks
3%synergy
Summon Undead
8.8%inclusion3 decks34 decks
9%synergy
Arcane Endeavor
8.8%inclusion3 decks34 decks
9%synergy
Lively Dirge
8.8%inclusion3 decks34 decks
8%synergy
Utility Artifacts
Immovable Rod
47%inclusion16 decks34 decks
46%synergy
Wayfarer's Bauble
35%inclusion12 decks34 decks
28%synergy
Delver's Torch
29%inclusion10 decks34 decks
29%synergy
Lightning Greaves
29%inclusion10 decks34 decks
7%synergy
Rod of Absorption
18%inclusion6 decks34 decks
17%synergy
Fifty Feet of Rope
15%inclusion5 decks34 decks
15%synergy
Trailblazer's Torch
12%inclusion4 decks34 decks
12%synergy
Wand of Orcus
12%inclusion4 decks34 decks
10%synergy
Enchantments
Fly
50%inclusion17 decks34 decks
49%synergy
Tortured Existence
35%inclusion12 decks34 decks
28%synergy
Propaganda
35%inclusion12 decks34 decks
6%synergy
Scion of Halaster
32%inclusion11 decks34 decks
32%synergy
Undercellar Sweep
26%inclusion9 decks34 decks
26%synergy
Precipitous Drop
21%inclusion7 decks34 decks
20%synergy
Teleportation Circle
15%inclusion5 decks34 decks
12%synergy
Minimus Containment
12%inclusion4 decks34 decks
11%synergy
Far Traveler
8.8%inclusion3 decks34 decks
9%synergy
Open the Graves
8.8%inclusion3 decks34 decks
8%synergy
Rooftop Storm
8.8%inclusion3 decks34 decks
4%synergy
Artifacts
Arcane Signet
88%inclusion30 decks34 decks
1%synergy
Sol Ring
82%inclusion28 decks34 decks
-7%synergy
Sarevok's Tome
65%inclusion22 decks34 decks
64%synergy
Dungeon Map
62%inclusion21 decks34 decks
61%synergy
Fellwar Stone
56%inclusion19 decks34 decks
23%synergy
Immovable Rod
47%inclusion16 decks34 decks
46%synergy
Commander's Sphere
41%inclusion14 decks34 decks
24%synergy
Wayfarer's Bauble
35%inclusion12 decks34 decks
28%synergy
Dungeoneer's Pack
32%inclusion11 decks34 decks
32%synergy
Delver's Torch
29%inclusion10 decks34 decks
29%synergy
Lightning Greaves
29%inclusion10 decks34 decks
7%synergy
Component Pouch
26%inclusion9 decks34 decks
26%synergy
Rod of Absorption
18%inclusion6 decks34 decks
17%synergy
Fifty Feet of Rope
15%inclusion5 decks34 decks
15%synergy
Trailblazer's Torch
12%inclusion4 decks34 decks
12%synergy
Wand of Orcus
12%inclusion4 decks34 decks
10%synergy
Chromatic Lantern
8.8%inclusion3 decks34 decks
-4%synergy
Talisman of Hierarchy
8.8%inclusion3 decks34 decks
-36%synergy
Talisman of Dominance
8.8%inclusion3 decks34 decks
-41%synergy
Utility Lands
Geier Reach Sanitarium
65%inclusion22 decks34 decks
61%synergy
High Market
56%inclusion19 decks34 decks
54%synergy
Dungeon Descent
38%inclusion13 decks34 decks
37%synergy
Bojuka Bog
21%inclusion7 decks34 decks
-6%synergy
Mortuary Mire
8.8%inclusion3 decks34 decks
7%synergy
Mana Artifacts
Arcane Signet
88%inclusion30 decks34 decks
1%synergy
Sol Ring
82%inclusion28 decks34 decks
-7%synergy
Sarevok's Tome
65%inclusion22 decks34 decks
64%synergy
Dungeon Map
62%inclusion21 decks34 decks
61%synergy
Fellwar Stone
56%inclusion19 decks34 decks
23%synergy
Commander's Sphere
41%inclusion14 decks34 decks
24%synergy
Dungeoneer's Pack
32%inclusion11 decks34 decks
32%synergy
Component Pouch
26%inclusion9 decks34 decks
26%synergy
Chromatic Lantern
8.8%inclusion3 decks34 decks
-4%synergy
Talisman of Hierarchy
8.8%inclusion3 decks34 decks
-36%synergy
Talisman of Dominance
8.8%inclusion3 decks34 decks
-41%synergy
Lands
Command Tower
100%inclusion34 decks34 decks
7%synergy
Arcane Sanctum
94%inclusion32 decks34 decks
40%synergy
Sunken Hollow
91%inclusion31 decks34 decks
51%synergy
Prairie Stream
91%inclusion31 decks34 decks
51%synergy
Choked Estuary
85%inclusion29 decks34 decks
69%synergy
Port Town
79%inclusion27 decks34 decks
62%synergy
Orzhov Basilica
76%inclusion26 decks34 decks
62%synergy
Dimir Aqueduct
74%inclusion25 decks34 decks
61%synergy
Evolving Wilds
74%inclusion25 decks34 decks
49%synergy
Exotic Orchard
74%inclusion25 decks34 decks
15%synergy
Azorius Chancery
71%inclusion24 decks34 decks
57%synergy
Nimbus Maze
65%inclusion22 decks34 decks
63%synergy
Darkwater Catacombs
47%inclusion16 decks34 decks
32%synergy
Terramorphic Expanse
47%inclusion16 decks34 decks
31%synergy
Thriving Moor
44%inclusion15 decks34 decks
40%synergy
Esper Panorama
38%inclusion13 decks34 decks
35%synergy
Thriving Heath
29%inclusion10 decks34 decks
25%synergy
Thriving Isle
21%inclusion7 decks34 decks
16%synergy
Shineshadow Snarl
18%inclusion6 decks34 decks
7%synergy
Temple of Silence
18%inclusion6 decks34 decks
-1%synergy
Isolated Chapel
18%inclusion6 decks34 decks
-24%synergy
Hallowed Fountain
18%inclusion6 decks34 decks
-33%synergy
Dromar's Cavern
15%inclusion5 decks34 decks
12%synergy
Temple of Enlightenment
15%inclusion5 decks34 decks
-1%synergy
Caves of Koilos
15%inclusion5 decks34 decks
-21%synergy
Glacial Fortress
15%inclusion5 decks34 decks
-29%synergy
Tranquil Cove
12%inclusion4 decks34 decks
6%synergy
Scoured Barrens
12%inclusion4 decks34 decks
6%synergy
Obscura Storefront
12%inclusion4 decks34 decks
3%synergy
Contaminated Landscape
12%inclusion4 decks34 decks
-2%synergy
Undercity Sewers
12%inclusion4 decks34 decks
-3%synergy
Path of Ancestry
12%inclusion4 decks34 decks
-16%synergy
Drowned Catacomb
12%inclusion4 decks34 decks
-27%synergy
Raffine's Tower
12%inclusion4 decks34 decks
-29%synergy
Watery Grave
12%inclusion4 decks34 decks
-40%synergy
Godless Shrine
12%inclusion4 decks34 decks
-40%synergy
Port of Karfell
8.8%inclusion3 decks34 decks
8%synergy
Dismal Backwater
8.8%inclusion3 decks34 decks
3%synergy
Tainted Field
8.8%inclusion3 decks34 decks
2%synergy
Meticulous Archive
8.8%inclusion3 decks34 decks
-5%synergy
Temple of Deceit
8.8%inclusion3 decks34 decks
-8%synergy
Morphic Pool
8.8%inclusion3 decks34 decks
-25%synergy
Flooded Strand
8.8%inclusion3 decks34 decks
-30%synergy