Devastating Onslaught
Mana Geyser
Timeless Witness

   Prerequisites

What do I need to start this combo?
Timeless Witness on the battlefield.
Devastating Onslaught and Mana Geyser in hand.
Opponents control at least ten tapped lands.
3 available

   Steps

How does this combo work?
1
Cast Mana Geyser by paying 3, adding for each tapped land your opponents control.
2
Cast Devastating Onslaught by paying 4, creating two token copies of Timeless Witness with haste.
3
When the Timeless Witness tokens enter, they trigger, returning Mana Geyser and Devastating Onslaught from your graveyard to your hand.
4
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite storm count
Infinite red mana
Infinite creature tokens with haste
Infinite magecraft triggers
Etali, Primal Conqueror
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Wort, the Raidmother
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The Reaper, King No More
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Gladiolus Amicitia
0.2%inclusion1 decks513 decks
Rocco, Cabaretti Caterer
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Faldorn, Dread Wolf Herald
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Karlach, Fury of Avernus // Hardy Outlander
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Gilanra, Caller of Wirewood // Jeska, Thrice Reborn
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Rosheen, Roaring Prophet
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Bjorna, Nightfall Alchemist // Elmar, Ulvenwald Informant
0.3%inclusion1 decks368 decks
Hugs, Grisly Guardian
0.2%inclusion1 decks662 decks
New Cards
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5%synergy
High Synergy Cards
Electroduplicate
69%inclusion18 decks26 decks
68%synergy
Eternal Witness
77%inclusion20 decks26 decks
61%synergy
Twinflame
62%inclusion16 decks26 decks
59%synergy
Heat Shimmer
58%inclusion15 decks26 decks
57%synergy
Orthion, Hero of Lavabrink
54%inclusion14 decks26 decks
52%synergy
Jaxis, the Troublemaker
54%inclusion14 decks26 decks
52%synergy
The Fire Crystal
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50%synergy
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50%inclusion13 decks26 decks
39%synergy
Panharmonicon
42%inclusion11 decks26 decks
38%synergy
Hellkite Courser
38%inclusion10 decks26 decks
37%synergy
Top Cards
Cultivate
65%inclusion17 decks26 decks
23%synergy
Nature's Lore
58%inclusion15 decks26 decks
26%synergy
Beast Within
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25%synergy
Blasphemous Act
58%inclusion15 decks26 decks
24%synergy
Farseek
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22%synergy
Kodama's Reach
50%inclusion13 decks26 decks
24%synergy
Sakura-Tribe Elder
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30%synergy
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25%synergy
Elvish Mystic
42%inclusion11 decks26 decks
26%synergy
Chaos Warp
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Game Changers
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27%synergy
Crop Rotation
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6%synergy
Worldly Tutor
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-0%synergy
Creatures
Disciple of Freyalise
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37%synergy
Pinnacle Monk
35%inclusion9 decks26 decks
30%synergy
Birds of Paradise
35%inclusion9 decks26 decks
7%synergy
Rionya, Fire Dancer
31%inclusion8 decks26 decks
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Delina, Wild Mage
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Dualcaster Mage
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26%synergy
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Fanatic of Rhonas
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17%synergy
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15%synergy
Delighted Halfling
23%inclusion6 decks26 decks
11%synergy
Bramble Sovereign
19%inclusion5 decks26 decks
19%synergy
Treasonous Ogre
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18%synergy
Squee, the Immortal
19%inclusion5 decks26 decks
18%synergy
Orcish Lumberjack
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13%synergy
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10%synergy
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Overlord of the Hauntwoods
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13%synergy
Kiki-Jiki, Mirror Breaker
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13%synergy
Goreclaw, Terror of Qal Sisma
15%inclusion4 decks26 decks
11%synergy
Wood Elves
15%inclusion4 decks26 decks
11%synergy
Terror of the Peaks
15%inclusion4 decks26 decks
10%synergy
Simian Spirit Guide
15%inclusion4 decks26 decks
10%synergy
Ardent Elementalist
12%inclusion3 decks26 decks
11%synergy
Flamerush Rider
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11%synergy
Plargg and Nassari
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10%synergy
Trumpeting Carnosaur
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10%synergy
Kogla, the Titan Ape
12%inclusion3 decks26 decks
9%synergy
Kogla and Yidaro
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8%synergy
Apex Devastator
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8%synergy
Nyxbloom Ancient
12%inclusion3 decks26 decks
8%synergy
Priest of Titania
12%inclusion3 decks26 decks
8%synergy
Elvish Spirit Guide
12%inclusion3 decks26 decks
8%synergy
Springheart Nantuko
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7%synergy
Birgi, God of Storytelling
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6%synergy
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4%synergy
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4%synergy
Ragavan, Nimble Pilferer
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4%synergy
Instants
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27%synergy
Big Score
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23%synergy
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Seething Song
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20%synergy
Unexpected Windfall
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19%synergy
Pyretic Ritual
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20%synergy
Veil of Summer
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18%synergy
Flare of Duplication
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16%synergy
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16%synergy
Noxious Revival
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15%synergy
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13%synergy
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12%synergy
Krosan Grip
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11%synergy
Tibalt's Trickery
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7%synergy
Pyroblast
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6%synergy
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5%synergy
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Harrow
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Sorceries
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29%synergy
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14%synergy
Skyshroud Claim
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27%synergy
Rampant Growth
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2%synergy
Kindle the Inner Flame
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25%synergy
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15%synergy
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16%synergy
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Decimate
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Sundering Eruption
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Bala Ged Recovery
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8%synergy
Explore
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6%synergy
Metamorphosis
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11%synergy
Imposing Grandeur
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11%synergy
Tooth and Nail
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10%synergy
Rite of Flame
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7%synergy
Stump Stomp
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6%synergy
Utility Artifacts
Conjurer's Closet
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32%synergy
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25%synergy
Helm of the Host
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24%synergy
Lightning Greaves
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-9%synergy
Swiftfoot Boots
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-12%synergy
Lithoform Engine
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11%synergy
Ruby Medallion
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8%synergy
Enchantments
Wild Growth
38%inclusion10 decks26 decks
29%synergy
Rhythm of the Wild
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17%synergy
Utopia Sprawl
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27%synergy
Mirror March
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22%synergy
Food Chain
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21%synergy
Garruk's Uprising
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2%synergy
Carpet of Flowers
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13%synergy
Warstorm Surge
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11%synergy
Flameshadow Conjuring
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10%synergy
Overgrowth
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10%synergy
Molten Echoes
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10%synergy
Passionate Archaeologist
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10%synergy
Shadow in the Warp
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9%synergy
Greater Good
12%inclusion3 decks26 decks
7%synergy
Planeswalkers
Chandra, Flameshaper
31%inclusion8 decks26 decks
30%synergy
Artifacts
Sol Ring
92%inclusion24 decks26 decks
9%synergy
Arcane Signet
65%inclusion17 decks26 decks
-7%synergy
Cursed Mirror
58%inclusion15 decks26 decks
52%synergy
Talisman of Impulse
42%inclusion11 decks26 decks
32%synergy
Conjurer's Closet
35%inclusion9 decks26 decks
32%synergy
Gruul Signet
31%inclusion8 decks26 decks
22%synergy
Blade of Selves
27%inclusion7 decks26 decks
25%synergy
Helm of the Host
27%inclusion7 decks26 decks
24%synergy
Fellwar Stone
19%inclusion5 decks26 decks
-1%synergy
Lightning Greaves
15%inclusion4 decks26 decks
-9%synergy
Swiftfoot Boots
15%inclusion4 decks26 decks
-12%synergy
Lithoform Engine
12%inclusion3 decks26 decks
11%synergy
Ruby Medallion
12%inclusion3 decks26 decks
8%synergy
Utility Lands
Command Beacon
38%inclusion10 decks26 decks
34%synergy
Kessig Wolf Run
38%inclusion10 decks26 decks
24%synergy
Boseiju, Who Endures
35%inclusion9 decks26 decks
16%synergy
Yavimaya, Cradle of Growth
27%inclusion7 decks26 decks
18%synergy
Rogue's Passage
27%inclusion7 decks26 decks
7%synergy
Temple of the False God
23%inclusion6 decks26 decks
14%synergy
Reliquary Tower
23%inclusion6 decks26 decks
-7%synergy
Shifting Woodland
15%inclusion4 decks26 decks
8%synergy
Castle Garenbrig
12%inclusion3 decks26 decks
7%synergy
Urza's Saga
12%inclusion3 decks26 decks
5%synergy
Mana Artifacts
Sol Ring
92%inclusion24 decks26 decks
9%synergy
Arcane Signet
65%inclusion17 decks26 decks
-7%synergy
Cursed Mirror
58%inclusion15 decks26 decks
52%synergy
Talisman of Impulse
42%inclusion11 decks26 decks
32%synergy
Gruul Signet
31%inclusion8 decks26 decks
22%synergy
Fellwar Stone
19%inclusion5 decks26 decks
-1%synergy
Lands
Command Tower
85%inclusion22 decks26 decks
10%synergy
Stomping Ground
73%inclusion19 decks26 decks
31%synergy
Cinder Glade
62%inclusion16 decks26 decks
24%synergy
Rootbound Crag
58%inclusion15 decks26 decks
28%synergy
Wooded Foothills
50%inclusion13 decks26 decks
39%synergy
Spire Garden
46%inclusion12 decks26 decks
24%synergy
Karplusan Forest
42%inclusion11 decks26 decks
22%synergy
Gruul Turf
38%inclusion10 decks26 decks
25%synergy
Rockfall Vale
38%inclusion10 decks26 decks
18%synergy
Temple of Abandon
35%inclusion9 decks26 decks
23%synergy
Game Trail
35%inclusion9 decks26 decks
20%synergy
Exotic Orchard
35%inclusion9 decks26 decks
-2%synergy
Fire-Lit Thicket
31%inclusion8 decks26 decks
25%synergy
Thornspire Verge
31%inclusion8 decks26 decks
22%synergy
Commercial District
31%inclusion8 decks26 decks
21%synergy
Sheltered Thicket
27%inclusion7 decks26 decks
17%synergy
Mossfire Valley
23%inclusion6 decks26 decks
12%synergy
Taiga
23%inclusion6 decks26 decks
10%synergy
Cragcrown Pathway
19%inclusion5 decks26 decks
13%synergy
Verdant Catacombs
19%inclusion5 decks26 decks
8%synergy
Wooded Ridgeline
15%inclusion4 decks26 decks
11%synergy
Bloodstained Mire
15%inclusion4 decks26 decks
4%synergy
Talon Gates of Madara
12%inclusion3 decks26 decks
9%synergy
Highland Forest
12%inclusion3 decks26 decks
9%synergy
Cavern of Souls
12%inclusion3 decks26 decks
4%synergy
Windswept Heath
12%inclusion3 decks26 decks
1%synergy
Misty Rainforest
12%inclusion3 decks26 decks
0%synergy
Terramorphic Expanse
12%inclusion3 decks26 decks
-3%synergy
Evolving Wilds
12%inclusion3 decks26 decks
-9%synergy