Rootha, Mercurial Artist
Expansion // Explosion

   Prerequisites

What do I need to start this combo?
Rootha on the battlefield.
Expansion // Explosion in hand.
2urur available

   Steps

How does this combo work?
1
Cast an instant or sorcery spell, or wait for an opponent to cast one.
2
Holding priority, cast Expansion by paying urur, targeting the spell.
3
Activate Rootha by paying 2 and returning it to your hand, copying Expansion, with the copy targeting the original Expansion.
4
Resolve the copy of Expansion, copying Expansion, targeting the original Expansion.
5
Repeat step 4.

   Results

What do I get from this combo?
Infinite magecraft triggers
Rootha, Mastering the Moment
0.3%inclusion12 decks4.67K decks
Prismari, the Inspiration
0.1%inclusion11 decks7.97K decks
Sanar, Unfinished Genius
0.5%inclusion5 decks924 decks
Muddle, the Ever-Changing
0.0%inclusion1 decks3.44K decks
Top Commanders
Zaffai, Thunder Conductor
8.4%inclusion125 decks1.49K decks
Veyran, Voice of Duality
0.4%inclusion44 decks10.9K decks
Kalamax, the Stormsire
0.4%inclusion38 decks8.57K decks
Parnesse, the Subtle Brush
2.1%inclusion29 decks1.40K decks
Niv-Mizzet, Parun
0.2%inclusion25 decks16K decks
Vivi Ornitier
0.1%inclusion21 decks34.7K decks
Alania, Divergent Storm
0.1%inclusion16 decks11.4K decks
Mizzix of the Izmagnus
0.3%inclusion16 decks5.75K decks
Fire Lord Azula
0.0%inclusion15 decks32.2K decks
Shiko and Narset, Unified
0.2%inclusion14 decks8.72K decks
Galazeth Prismari
0.3%inclusion12 decks4.54K decks
Lilah, Undefeated Slickshot
0.4%inclusion12 decks2.80K decks
Lutri, the Spellchaser
1.7%inclusion10 decks574 decks
Vadrik, Astral Archmage
0.2%inclusion7 decks3.42K decks
Gandalf the Grey
0.4%inclusion7 decks1.95K decks
Kess, Dissident Mage
0.1%inclusion7 decks8.27K decks
Niv-Mizzet, the Firemind
0.5%inclusion6 decks1.17K decks
Melek, Izzet Paragon
0.4%inclusion6 decks1.63K decks
Stella Lee, Wild Card
0.0%inclusion5 decks13.3K decks
Zevlor, Elturel Exile
0.1%inclusion5 decks4.54K decks
Ashling, Rekindled
0.1%inclusion5 decks4.43K decks
Jhoira of the Ghitu
0.1%inclusion4 decks4.44K decks
Narset, Enlightened Exile
0.0%inclusion4 decks10.5K decks
Anhelo, the Painter
0.1%inclusion4 decks6.25K decks
New Cards
Resonating Lute
33%inclusion55 decks166 decks
Scorched Geyser
23%inclusion39 decks167 decks
Turbulent Springs
22%inclusion37 decks167 decks
Prismari Charm
21%inclusion35 decks169 decks
Rapturous Moment
17%inclusion28 decks163 decks
High Synergy Cards
Storm-Kiln Artist
67%inclusion463 decks693 decks
Goblin Electromancer
61%inclusion421 decks693 decks
Archmage Emeritus
58%inclusion402 decks693 decks
Mana Geyser
50%inclusion348 decks693 decks
Whirlwind of Thought
51%inclusion21 decks41 decks
Expressive Iteration
46%inclusion320 decks693 decks
Dualcaster Mage
40%inclusion279 decks693 decks
Harrow
45%inclusion33 decks73 decks
Witherbloom Apprentice
36%inclusion4 decks11 decks
Elsha, Threefold Master
36%inclusion13 decks36 decks
Top Cards
Growth Spiral
51%inclusion37 decks73 decks
Swords to Plowshares
49%inclusion20 decks41 decks
Counterspell
46%inclusion320 decks693 decks
Frantic Search
44%inclusion306 decks693 decks
Brainstorm
44%inclusion305 decks693 decks
Blasphemous Act
44%inclusion305 decks693 decks
Ponder
42%inclusion289 decks693 decks
Veyran, Voice of Duality
41%inclusion285 decks693 decks
Seething Song
37%inclusion259 decks693 decks
Guttersnipe
37%inclusion254 decks693 decks
Game Changers
Jeska's Will
17%inclusion120 decks693 decks
Crop Rotation
16%inclusion12 decks73 decks
Cyclonic Rift
14%inclusion94 decks693 decks
Mystical Tutor
13%inclusion92 decks693 decks
Seedborn Muse
10%inclusion7 decks73 decks
Rhystic Study
8.2%inclusion57 decks693 decks
Vampiric Tutor
6.2%inclusion5 decks81 decks
Fierce Guardianship
6.1%inclusion42 decks693 decks
Underworld Breach
5.6%inclusion39 decks693 decks
Worldly Tutor
5.5%inclusion4 decks73 decks
Creatures
Talrand, Sky Summoner
36%inclusion249 decks693 decks
Nightscape Familiar
35%inclusion28 decks81 decks
Monastery Mentor
34%inclusion14 decks41 decks
Stormcatch Mentor
33%inclusion226 decks675 decks
Cormela, Glamour Thief
33%inclusion27 decks81 decks
Faeburrow Elder
33%inclusion4 decks12 decks
Velomachus Lorehold
24%inclusion10 decks41 decks
Young Pyromancer
24%inclusion167 decks693 decks
Quandrix Apprentice
23%inclusion17 decks73 decks
Sedgemoor Witch
22%inclusion18 decks81 decks
Niv-Mizzet, Parun
21%inclusion143 decks693 decks
Goblin Anarchomancer
21%inclusion15 decks73 decks
Harmonic Prodigy
20%inclusion142 decks693 decks
Anhelo, the Painter
20%inclusion16 decks81 decks
Judith, Carnage Connoisseur
20%inclusion16 decks81 decks
Kess, Dissident Mage
19%inclusion15 decks81 decks
Taigam, Ojutai Master
17%inclusion7 decks41 decks
Kykar, Wind's Fury
17%inclusion7 decks41 decks
Abstract Paintmage
17%inclusion25 decks147 decks
Baral, Chief of Compliance
17%inclusion117 decks693 decks
Dirgur Focusmage
17%inclusion28 decks167 decks
Archmage of Runes
16%inclusion96 decks614 decks
Thunderclap Drake
16%inclusion108 decks693 decks
Third Path Iconoclast
15%inclusion107 decks693 decks
Melek, Izzet Paragon
15%inclusion105 decks693 decks
Rashmi, Eternities Crafter
15%inclusion11 decks73 decks
Haughty Djinn
15%inclusion101 decks693 decks
Tam, Observant Sequencer
14%inclusion1 decks7 decks
Alania, Divergent Storm
14%inclusion96 decks675 decks
Sanar, Unfinished Genius
14%inclusion24 decks169 decks
Birds of Paradise
14%inclusion10 decks73 decks
Prismari, the Inspiration
12%inclusion21 decks169 decks
Exterminator Magmarch
12%inclusion10 decks81 decks
Dragonsguard Elite
12%inclusion9 decks73 decks
Molten-Core Maestro
12%inclusion20 decks169 decks
Errant, Street Artist
12%inclusion80 decks693 decks
Pinnacle Monk
12%inclusion80 decks693 decks
Etali, Primal Storm
11%inclusion78 decks693 decks
Zevlor, Elturel Exile
11%inclusion9 decks81 decks
Aziza, Mage Tower Captain
11%inclusion1 decks9 decks
Flamehold Grappler
11%inclusion4 decks36 decks
Rionya, Fire Dancer
11%inclusion77 decks693 decks
Temur Battlecrier
11%inclusion5 decks45 decks
Blazing Firesinger
11%inclusion16 decks147 decks
Balmor, Battlemage Captain
11%inclusion75 decks693 decks
Najal, the Storm Runner
11%inclusion73 decks693 decks
Naru Meha, Master Wizard
10%inclusion72 decks693 decks
Kykar, Zephyr Awakener
10%inclusion4 decks39 decks
Muddle, the Ever-Changing
10%inclusion17 decks167 decks
Fire Lord Azula
10%inclusion4 decks40 decks
Instants
Chaos Warp
35%inclusion241 decks693 decks
Prismari Command
34%inclusion235 decks693 decks
Abzan Charm
33%inclusion3 decks9 decks
Despark
33%inclusion3 decks9 decks
Narset's Reversal
33%inclusion228 decks693 decks
Increasing Vengeance
32%inclusion222 decks693 decks
Galvanic Iteration
32%inclusion222 decks693 decks
Opt
31%inclusion216 decks693 decks
Teach by Example
29%inclusion200 decks693 decks
Manamorphose
29%inclusion21 decks73 decks
Electrodominance
29%inclusion198 decks693 decks
Reverberate
28%inclusion191 decks693 decks
Dig Through Time
27%inclusion186 decks693 decks
Negate
26%inclusion180 decks693 decks
Big Score
26%inclusion177 decks693 decks
Lightning Bolt
25%inclusion176 decks693 decks
Terminate
25%inclusion20 decks81 decks
Dark Ritual
25%inclusion20 decks81 decks
Maestros Charm
23%inclusion19 decks81 decks
Resculpt
23%inclusion156 decks693 decks
Comet Storm
22%inclusion152 decks693 decks
Izzet Charm
22%inclusion152 decks693 decks
Beast Within
22%inclusion16 decks73 decks
Reinterpret
20%inclusion139 decks693 decks
Abrade
19%inclusion135 decks693 decks
Bedevil
19%inclusion15 decks81 decks
Rakdos Charm
19%inclusion15 decks81 decks
Reiterate
18%inclusion127 decks693 decks
Arcane Denial
18%inclusion125 decks693 decks
Aetherspouts
18%inclusion123 decks693 decks
Return the Favor
18%inclusion123 decks693 decks
Unexpected Windfall
18%inclusion122 decks693 decks
An Offer You Can't Refuse
17%inclusion119 decks693 decks
Boros Charm
17%inclusion7 decks41 decks
Twincast
17%inclusion118 decks693 decks
Cycle of Renewal
17%inclusion4 decks24 decks
Magma Opus
17%inclusion115 decks693 decks
Thrill of Possibility
17%inclusion115 decks693 decks
Consider
16%inclusion114 decks693 decks
Natural Connection
16%inclusion12 decks73 decks
Masterful Flourish
15%inclusion2 decks13 decks
Temur Charm
15%inclusion11 decks73 decks
Eureka Moment
15%inclusion11 decks73 decks
Return to Nature
15%inclusion11 decks73 decks
Planar Genesis
15%inclusion11 decks73 decks
Entish Restoration
15%inclusion11 decks73 decks
Pongify
14%inclusion95 decks693 decks
Snakeskin Veil
14%inclusion10 decks73 decks
Malicious Affliction
14%inclusion11 decks81 decks
Reality Shift
13%inclusion88 decks693 decks
Sorceries
Rampant Growth
36%inclusion26 decks73 decks
Cultivate
34%inclusion25 decks73 decks
Brass's Bounty
34%inclusion236 decks693 decks
Farseek
33%inclusion24 decks73 decks
Faithless Looting
30%inclusion209 decks693 decks
Treasure Cruise
29%inclusion202 decks693 decks
Mizzix's Mastery
27%inclusion185 decks693 decks
Preordain
26%inclusion182 decks693 decks
Exsanguinate
26%inclusion21 decks81 decks
Epic Experiment
24%inclusion163 decks693 decks
Rousing Refrain
23%inclusion162 decks693 decks
Feed the Swarm
22%inclusion18 decks81 decks
Dismantling Wave
22%inclusion9 decks41 decks
Apex of Power
21%inclusion147 decks693 decks
Serum Visions
21%inclusion145 decks693 decks
Solve the Equation
19%inclusion134 decks693 decks
Grapeshot
19%inclusion129 decks693 decks
Cruel Ultimatum
19%inclusion15 decks81 decks
Crackle with Power
18%inclusion127 decks693 decks
Mind's Desire
18%inclusion125 decks693 decks
Volcanic Vision
18%inclusion124 decks693 decks
Explore
18%inclusion13 decks73 decks
Vanquish the Horde
17%inclusion7 decks41 decks
Time Wipe
17%inclusion7 decks41 decks
Surge to Victory
16%inclusion110 decks693 decks
Inspiring Refrain
16%inclusion110 decks693 decks
Muse Vortex
16%inclusion109 decks693 decks
Aether Gale
16%inclusion109 decks693 decks
Creative Technique
15%inclusion106 decks693 decks
Dig Site Inventory
14%inclusion1 decks7 decks
Dream Harvest
14%inclusion4 decks28 decks
Kodama's Reach
14%inclusion10 decks73 decks
Vandalblast
13%inclusion93 decks693 decks
Supreme Verdict
12%inclusion5 decks41 decks
Jaya's Immolating Inferno
11%inclusion78 decks693 decks
Past in Flames
11%inclusion78 decks693 decks
Antiquities on the Loose
11%inclusion1 decks9 decks
Tendrils of Agony
11%inclusion9 decks81 decks
Restoration Seminar
11%inclusion1 decks9 decks
Three Visits
11%inclusion8 decks73 decks
Flow State
11%inclusion17 decks158 decks
Finale of Revelation
10%inclusion69 decks693 decks
Maestros Confluence
10%inclusion8 decks81 decks
Damnable Pact
10%inclusion8 decks81 decks
Army of the Damned
10%inclusion8 decks81 decks
Banefire
10%inclusion68 decks693 decks
Mystic Retrieval
10%inclusion68 decks693 decks
Windfall
10%inclusion67 decks693 decks
Road // Ruin
10%inclusion7 decks73 decks
Nature's Lore
10%inclusion7 decks73 decks
Utility Artifacts
Twinning Staff
26%inclusion178 decks693 decks
Primal Amulet
19%inclusion131 decks693 decks
Mindsplice Apparatus
15%inclusion103 decks693 decks
Swiftfoot Boots
13%inclusion91 decks693 decks
Lightning Greaves
10%inclusion70 decks693 decks
Isochron Scepter
8.5%inclusion59 decks693 decks
Wayfarer's Bauble
8.2%inclusion57 decks693 decks
Adaptive Training Post
6.8%inclusion35 decks515 decks
Ruby Medallion
6.8%inclusion47 decks693 decks
Sapphire Medallion
6.1%inclusion42 decks693 decks
Enchantments
Thousand-Year Storm
37%inclusion253 decks693 decks
Mirari's Wake
33%inclusion4 decks12 decks
Wilderness Reclamation
33%inclusion24 decks73 decks
Ghostly Prison
32%inclusion13 decks41 decks
Swarm Intelligence
29%inclusion203 decks693 decks
Double Vision
29%inclusion203 decks693 decks
Aligned Heart
22%inclusion8 decks36 decks
Metallurgic Summonings
20%inclusion141 decks693 decks
Sunbird's Invocation
13%inclusion91 decks693 decks
Sorcerer Class
12%inclusion84 decks693 decks
Arcane Bombardment
12%inclusion80 decks693 decks
Tempest Technique
11%inclusion4 decks36 decks
Jace's Sanctum
10%inclusion70 decks693 decks
Fiery Inscription
9.1%inclusion63 decks693 decks
Curiosity
8.4%inclusion58 decks693 decks
Dual Casting
7.8%inclusion54 decks693 decks
Shark Typhoon
7.8%inclusion54 decks693 decks
Maestros Ascendancy
7.4%inclusion6 decks81 decks
Jeskai Ascendancy
7.3%inclusion3 decks41 decks
Warleader's Call
7.3%inclusion3 decks41 decks
Propaganda
6.8%inclusion47 decks693 decks
Case of the Ransacked Lab
6.6%inclusion46 decks693 decks
Leyline of Anticipation
6.1%inclusion42 decks693 decks
Candlekeep Sage
5.8%inclusion40 decks693 decks
Unbound Flourishing
5.5%inclusion4 decks73 decks
Carpet of Flowers
5.5%inclusion4 decks73 decks
Bear Umbra
5.5%inclusion4 decks73 decks
Firemind's Research
5.3%inclusion37 decks693 decks
Mystic Remora
5.1%inclusion35 decks693 decks
Planeswalkers
Ral, Storm Conduit
36%inclusion247 decks693 decks
Jaya Ballard
13%inclusion92 decks693 decks
Professor Onyx
10%inclusion8 decks81 decks
Teferi, Time Raveler
10%inclusion4 decks41 decks
Rowan, Scholar of Sparks
8.9%inclusion62 decks693 decks
Ral, Crackling Wit
8.4%inclusion57 decks678 decks
Chandra, Hope's Beacon
5.6%inclusion39 decks693 decks
Utility Lands
Reliquary Tower
56%inclusion389 decks693 decks
Mystic Sanctuary
32%inclusion220 decks693 decks
Temple of the False God
23%inclusion160 decks693 decks
Kessig Wolf Run
18%inclusion13 decks73 decks
Forgotten Cave
16%inclusion109 decks693 decks
Mage-Ring Network
15%inclusion105 decks693 decks
Lonely Sandbar
15%inclusion105 decks693 decks
Scavenger Grounds
15%inclusion103 decks693 decks
Bojuka Bog
14%inclusion11 decks81 decks
Desolate Lighthouse
9.2%inclusion64 decks693 decks
Restless Spire
8.8%inclusion61 decks693 decks
Mistrise Village
8.5%inclusion44 decks515 decks
Memorial to Genius
8.4%inclusion58 decks693 decks
Alchemist's Refuge
8.2%inclusion6 decks73 decks
Desert of the Mindful
7.9%inclusion55 decks693 decks
Desert of the Fervent
7.6%inclusion53 decks693 decks
Blighted Cataract
6.6%inclusion46 decks693 decks
Castle Vantress
6.5%inclusion45 decks693 decks
Rogue's Passage
6.5%inclusion45 decks693 decks
Otawara, Soaring City
6.2%inclusion43 decks693 decks
Emergence Zone
5.2%inclusion36 decks693 decks
Mana Artifacts
Sol Ring
83%inclusion573 decks693 decks
Arcane Signet
81%inclusion560 decks693 decks
Izzet Signet
57%inclusion397 decks693 decks
Talisman of Creativity
50%inclusion347 decks693 decks
Dimir Signet
32%inclusion26 decks81 decks
Rakdos Signet
31%inclusion25 decks81 decks
Talisman of Dominance
31%inclusion25 decks81 decks
Pyromancer's Goggles
30%inclusion211 decks693 decks
Azorius Signet
27%inclusion11 decks41 decks
Mind Stone
26%inclusion181 decks693 decks
Talisman of Indulgence
26%inclusion21 decks81 decks
Thought Vessel
25%inclusion172 decks693 decks
Boros Signet
24%inclusion10 decks41 decks
Simic Signet
23%inclusion17 decks73 decks
Fellwar Stone
20%inclusion141 decks693 decks
Talisman of Progress
20%inclusion8 decks41 decks
Commander's Sphere
17%inclusion121 decks693 decks
Gruul Signet
16%inclusion12 decks73 decks
Hedron Archive
13%inclusion87 decks693 decks
Tablet of Discovery
12%inclusion17 decks147 decks
Talisman of Curiosity
10%inclusion7 decks73 decks
Elementalist's Palette
9.2%inclusion64 decks693 decks
Relic of Sauron
8.6%inclusion7 decks81 decks
Talisman of Conviction
7.3%inclusion3 decks41 decks
Talisman of Impulse
6.8%inclusion5 decks73 decks
Midnight Clock
6.5%inclusion45 decks693 decks
Sky Diamond
6.3%inclusion44 decks693 decks
Izzet Locket
5.8%inclusion40 decks693 decks
Fire Diamond
5.8%inclusion40 decks693 decks
Decanter of Endless Water
5.5%inclusion38 decks693 decks
Thran Dynamo
5.1%inclusion35 decks693 decks
Lands
Command Tower
86%inclusion597 decks693 decks
Sulfur Falls
59%inclusion412 decks693 decks
Shivan Reef
58%inclusion405 decks693 decks
Frontier Bivouac
55%inclusion40 decks73 decks
Mystic Monastery
54%inclusion22 decks41 decks
Glacial Fortress
54%inclusion22 decks41 decks
Clifftop Retreat
51%inclusion21 decks41 decks
Temple of Epiphany
51%inclusion354 decks693 decks
Izzet Boilerworks
48%inclusion335 decks693 decks
Prairie Stream
46%inclusion19 decks41 decks
Crumbling Necropolis
46%inclusion37 decks81 decks
Exotic Orchard
45%inclusion313 decks693 decks
Frostboil Snarl
42%inclusion288 decks693 decks
Yavimaya Coast
38%inclusion28 decks73 decks
Simic Growth Chamber
37%inclusion27 decks73 decks
Perilous Landscape
37%inclusion15 decks41 decks
Temple of Triumph
37%inclusion15 decks41 decks
Golgari Guildgate
36%inclusion4 decks11 decks
Cascade Bluffs
36%inclusion250 decks693 decks
Cinder Glade
34%inclusion25 decks73 decks
Irrigated Farmland
34%inclusion14 decks41 decks
Adarkar Wastes
34%inclusion14 decks41 decks
Battlefield Forge
34%inclusion14 decks41 decks
Steam Vents
34%inclusion236 decks693 decks
Orzhov Guildgate
33%inclusion3 decks9 decks
The World Tree
33%inclusion3 decks9 decks
Rugged Prairie
32%inclusion13 decks41 decks
Gruul Turf
32%inclusion23 decks73 decks
Sunken Hollow
31%inclusion25 decks81 decks
Smoldering Marsh
30%inclusion24 decks81 decks
Stormcarved Coast
29%inclusion204 decks693 decks
Skycloud Expanse
29%inclusion12 decks41 decks
Temple of Enlightenment
29%inclusion12 decks41 decks
Ketria Triome
29%inclusion21 decks73 decks
Stomping Ground
29%inclusion21 decks73 decks
Watery Grave
28%inclusion23 decks81 decks
Myriad Landscape
28%inclusion196 decks693 decks
Training Center
27%inclusion189 decks693 decks
Xander's Lounge
27%inclusion22 decks81 decks
Blood Crypt
27%inclusion22 decks81 decks
Breeding Pool
26%inclusion19 decks73 decks
Prismari Campus
26%inclusion178 decks693 decks
Selesnya Guildgate
25%inclusion3 decks12 decks
Jungle Shrine
25%inclusion3 decks12 decks
Dragonskull Summit
25%inclusion20 decks81 decks
Evolving Wilds
25%inclusion171 decks693 decks
Swiftwater Cliffs
23%inclusion156 decks693 decks
Mossfire Valley
22%inclusion16 decks73 decks
Temple of Mystery
22%inclusion16 decks73 decks
Hinterland Harbor
22%inclusion16 decks73 decks