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
0.2%inclusion9 decks4.04K decks
Prismari, the Inspiration
0.1%inclusion7 decks7.08K decks
Top Commanders
Zaffai, Thunder Conductor
8.4%inclusion122 decks1.46K decks
Veyran, Voice of Duality
0.4%inclusion46 decks10.8K decks
Kalamax, the Stormsire
0.5%inclusion39 decks8.46K decks
Parnesse, the Subtle Brush
2.0%inclusion28 decks1.38K decks
Niv-Mizzet, Parun
0.2%inclusion26 decks16K decks
Vivi Ornitier
0.1%inclusion21 decks33.4K decks
Alania, Divergent Storm
0.1%inclusion16 decks11.1K decks
Mizzix of the Izmagnus
0.3%inclusion16 decks5.68K decks
Fire Lord Azula
0.0%inclusion14 decks31K decks
Lilah, Undefeated Slickshot
0.5%inclusion13 decks2.76K decks
Galazeth Prismari
0.3%inclusion12 decks4.50K decks
Shiko and Narset, Unified
0.1%inclusion12 decks8.46K decks
Lutri, the Spellchaser
1.8%inclusion10 decks560 decks
Gandalf the Grey
0.4%inclusion7 decks1.93K decks
Stella Lee, Wild Card
0.1%inclusion7 decks13.5K decks
Kess, Dissident Mage
0.1%inclusion7 decks8.20K decks
New Cards
Dig Site Inventory
33%inclusion1 decks3 decks
Resonating Lute
29%inclusion39 decks134 decks
Scorched Geyser
22%inclusion30 decks135 decks
Turbulent Springs
21%inclusion28 decks135 decks
Prismari Charm
20%inclusion28 decks137 decks
High Synergy Cards
Storm-Kiln Artist
66%inclusion449 decks680 decks
Goblin Electromancer
61%inclusion412 decks680 decks
Archmage Emeritus
58%inclusion392 decks680 decks
Mana Geyser
48%inclusion328 decks680 decks
Whirlwind of Thought
49%inclusion18 decks37 decks
Expressive Iteration
45%inclusion306 decks680 decks
Harrow
46%inclusion34 decks74 decks
Dualcaster Mage
40%inclusion275 decks680 decks
Elsha, Threefold Master
38%inclusion12 decks32 decks
Witherbloom Apprentice
36%inclusion4 decks11 decks
Top Cards
Growth Spiral
51%inclusion38 decks74 decks
Swords to Plowshares
49%inclusion18 decks37 decks
Counterspell
46%inclusion315 decks680 decks
Brainstorm
44%inclusion298 decks680 decks
Frantic Search
43%inclusion294 decks680 decks
Blasphemous Act
43%inclusion290 decks680 decks
Ponder
41%inclusion278 decks680 decks
Veyran, Voice of Duality
40%inclusion270 decks680 decks
Guttersnipe
37%inclusion252 decks680 decks
Seething Song
37%inclusion251 decks680 decks
Game Changers
Jeska's Will
17%inclusion118 decks680 decks
Crop Rotation
16%inclusion12 decks74 decks
Cyclonic Rift
14%inclusion96 decks680 decks
Mystical Tutor
13%inclusion88 decks680 decks
Seedborn Muse
9.5%inclusion7 decks74 decks
Rhystic Study
8.4%inclusion57 decks680 decks
Vampiric Tutor
6.3%inclusion5 decks80 decks
Fierce Guardianship
5.6%inclusion38 decks680 decks
Underworld Breach
5.4%inclusion37 decks680 decks
Worldly Tutor
5.4%inclusion4 decks74 decks
Creatures
Talrand, Sky Summoner
36%inclusion246 decks680 decks
Nightscape Familiar
35%inclusion28 decks80 decks
Stormcatch Mentor
33%inclusion216 decks648 decks
Faeburrow Elder
33%inclusion4 decks12 decks
Monastery Mentor
32%inclusion12 decks37 decks
Cormela, Glamour Thief
31%inclusion25 decks80 decks
Young Pyromancer
25%inclusion167 decks680 decks
Quandrix Apprentice
24%inclusion18 decks74 decks
Velomachus Lorehold
24%inclusion9 decks37 decks
Sedgemoor Witch
23%inclusion18 decks80 decks
Niv-Mizzet, Parun
21%inclusion143 decks680 decks
Goblin Anarchomancer
20%inclusion15 decks74 decks
Aziza, Mage Tower Captain
20%inclusion1 decks5 decks
Judith, Carnage Connoisseur
20%inclusion16 decks80 decks
Harmonic Prodigy
20%inclusion134 decks680 decks
Abstract Paintmage
19%inclusion22 decks115 decks
Taigam, Ojutai Master
19%inclusion7 decks37 decks
Kykar, Wind's Fury
19%inclusion7 decks37 decks
Anhelo, the Painter
18%inclusion14 decks80 decks
Kess, Dissident Mage
18%inclusion14 decks80 decks
Baral, Chief of Compliance
17%inclusion118 decks680 decks
Dirgur Focusmage
17%inclusion23 decks135 decks
Third Path Iconoclast
16%inclusion111 decks680 decks
Melek, Izzet Paragon
16%inclusion107 decks680 decks
Archmage of Runes
16%inclusion91 decks587 decks
Sanar, Unfinished Genius
15%inclusion21 decks137 decks
Rashmi, Eternities Crafter
15%inclusion11 decks74 decks
Birds of Paradise
15%inclusion11 decks74 decks
Haughty Djinn
15%inclusion100 decks680 decks
Alania, Divergent Storm
15%inclusion94 decks648 decks
Tam, Observant Sequencer
14%inclusion1 decks7 decks
Thunderclap Drake
14%inclusion96 decks680 decks
Prismari, the Inspiration
14%inclusion19 decks137 decks
Exterminator Magmarch
13%inclusion10 decks79 decks
Dragonsguard Elite
12%inclusion9 decks74 decks
Errant, Street Artist
12%inclusion80 decks680 decks
Pinnacle Monk
11%inclusion78 decks680 decks
Najal, the Storm Runner
11%inclusion76 decks680 decks
Etali, Primal Storm
11%inclusion76 decks680 decks
Temur Battlecrier
11%inclusion5 decks45 decks
Balmor, Battlemage Captain
11%inclusion75 decks680 decks
Molten-Core Maestro
11%inclusion15 decks137 decks
Fire Lord Azula
11%inclusion4 decks37 decks
Ozai, the Phoenix King
11%inclusion4 decks37 decks
Mangara, the Diplomat
11%inclusion4 decks37 decks
Rionya, Fire Dancer
11%inclusion72 decks680 decks
Coruscation Mage
11%inclusion68 decks646 decks
Naru Meha, Master Wizard
10%inclusion71 decks680 decks
Blazing Firesinger
10%inclusion12 decks115 decks
Zevlor, Elturel Exile
10%inclusion8 decks80 decks
Instants
Chaos Warp
34%inclusion231 decks680 decks
Prismari Command
34%inclusion228 decks680 decks
Abzan Charm
33%inclusion3 decks9 decks
Despark
33%inclusion3 decks9 decks
Narset's Reversal
33%inclusion224 decks680 decks
Increasing Vengeance
33%inclusion222 decks680 decks
Galvanic Iteration
33%inclusion222 decks680 decks
Opt
32%inclusion215 decks680 decks
Teach by Example
29%inclusion198 decks680 decks
Electrodominance
29%inclusion194 decks680 decks
Manamorphose
28%inclusion21 decks74 decks
Reverberate
28%inclusion189 decks680 decks
Negate
26%inclusion177 decks680 decks
Dig Through Time
25%inclusion172 decks680 decks
Big Score
25%inclusion172 decks680 decks
Lightning Bolt
25%inclusion171 decks680 decks
Terminate
25%inclusion20 decks80 decks
Dark Ritual
25%inclusion20 decks80 decks
Maestros Charm
24%inclusion19 decks80 decks
Comet Storm
22%inclusion152 decks680 decks
Izzet Charm
22%inclusion152 decks680 decks
Resculpt
22%inclusion150 decks680 decks
Beast Within
22%inclusion16 decks74 decks
Masterful Flourish
20%inclusion2 decks10 decks
Reinterpret
20%inclusion136 decks680 decks
Rakdos Charm
20%inclusion16 decks80 decks
Reiterate
19%inclusion130 decks680 decks
Abrade
19%inclusion130 decks680 decks
Aetherspouts
18%inclusion120 decks680 decks
Unexpected Windfall
18%inclusion119 decks680 decks
Bedevil
18%inclusion14 decks80 decks
Twincast
17%inclusion117 decks680 decks
Return the Favor
17%inclusion117 decks680 decks
Thrill of Possibility
17%inclusion116 decks680 decks
Consider
17%inclusion114 decks680 decks
Cycle of Renewal
17%inclusion4 decks24 decks
Arcane Denial
17%inclusion113 decks680 decks
Natural Connection
16%inclusion12 decks74 decks
Planar Genesis
16%inclusion12 decks74 decks
Boros Charm
16%inclusion6 decks37 decks
An Offer You Can't Refuse
16%inclusion109 decks680 decks
Magma Opus
16%inclusion107 decks680 decks
Temur Charm
15%inclusion11 decks74 decks
Eureka Moment
15%inclusion11 decks74 decks
Return to Nature
15%inclusion11 decks74 decks
Entish Restoration
15%inclusion11 decks74 decks
Snakeskin Veil
14%inclusion10 decks74 decks
Dovin's Veto
14%inclusion5 decks37 decks
Pongify
13%inclusion90 decks680 decks
Reality Shift
12%inclusion83 decks680 decks
Sorceries
Rampant Growth
35%inclusion26 decks74 decks
Brass's Bounty
34%inclusion230 decks680 decks
Farseek
34%inclusion25 decks74 decks
Cultivate
32%inclusion24 decks74 decks
Faithless Looting
30%inclusion204 decks680 decks
Treasure Cruise
28%inclusion192 decks680 decks
Mizzix's Mastery
27%inclusion183 decks680 decks
Preordain
26%inclusion177 decks680 decks
Exsanguinate
25%inclusion20 decks80 decks
Epic Experiment
24%inclusion162 decks680 decks
Feed the Swarm
24%inclusion19 decks80 decks
Rousing Refrain
23%inclusion154 decks680 decks
Dismantling Wave
22%inclusion8 decks37 decks
Apex of Power
21%inclusion142 decks680 decks
Serum Visions
21%inclusion141 decks680 decks
Cruel Ultimatum
20%inclusion16 decks80 decks
Solve the Equation
19%inclusion130 decks680 decks
Grapeshot
19%inclusion130 decks680 decks
Vanquish the Horde
19%inclusion7 decks37 decks
Time Wipe
19%inclusion7 decks37 decks
Crackle with Power
19%inclusion126 decks680 decks
Rapturous Moment
18%inclusion24 decks131 decks
Explore
18%inclusion13 decks74 decks
Volcanic Vision
17%inclusion118 decks680 decks
Mind's Desire
17%inclusion116 decks680 decks
Dream Harvest
16%inclusion4 decks25 decks
Inspiring Refrain
16%inclusion107 decks680 decks
Aether Gale
16%inclusion107 decks680 decks
Muse Vortex
15%inclusion105 decks680 decks
Surge to Victory
15%inclusion105 decks680 decks
Creative Technique
14%inclusion98 decks680 decks
Vandalblast
14%inclusion94 decks680 decks
Supreme Verdict
14%inclusion5 decks37 decks
Three Visits
12%inclusion9 decks74 decks
Kodama's Reach
12%inclusion9 decks74 decks
Flow State
12%inclusion15 decks126 decks
Jaya's Immolating Inferno
12%inclusion80 decks680 decks
Past in Flames
11%inclusion78 decks680 decks
Tendrils of Agony
11%inclusion9 decks80 decks
Nature's Lore
11%inclusion8 decks74 decks
Windfall
10%inclusion69 decks680 decks
Damnable Pact
10%inclusion8 decks80 decks
Finale of Revelation
10%inclusion68 decks680 decks
Decorum Dissertation
10%inclusion1 decks10 decks
Banefire
10%inclusion67 decks680 decks
Mystic Retrieval
10%inclusion66 decks680 decks
Explosive Singularity
10%inclusion65 decks680 decks
Improvisation Capstone
9.5%inclusion13 decks137 decks
Road // Ruin
9.5%inclusion7 decks74 decks
Bala Ged Recovery
9.5%inclusion7 decks74 decks
Utility Artifacts
Twinning Staff
26%inclusion178 decks680 decks
Primal Amulet
19%inclusion130 decks680 decks
Mindsplice Apparatus
15%inclusion99 decks680 decks
Swiftfoot Boots
13%inclusion90 decks680 decks
Lightning Greaves
10%inclusion66 decks680 decks
Isochron Scepter
8.8%inclusion60 decks680 decks
Wayfarer's Bauble
8.4%inclusion57 decks680 decks
Ruby Medallion
6.9%inclusion47 decks680 decks
Adaptive Training Post
6.4%inclusion31 decks488 decks
Sapphire Medallion
6.2%inclusion42 decks680 decks
Enchantments
Thousand-Year Storm
37%inclusion249 decks680 decks
Mirari's Wake
33%inclusion4 decks12 decks
Wilderness Reclamation
32%inclusion24 decks74 decks
Ghostly Prison
32%inclusion12 decks37 decks
Swarm Intelligence
30%inclusion206 decks680 decks
Double Vision
30%inclusion204 decks680 decks
Aligned Heart
25%inclusion8 decks32 decks
Metallurgic Summonings
20%inclusion137 decks680 decks
Sunbird's Invocation
13%inclusion88 decks680 decks
Tempest Technique
13%inclusion4 decks32 decks
Sorcerer Class
13%inclusion85 decks680 decks
Arcane Bombardment
11%inclusion78 decks680 decks
Jace's Sanctum
10%inclusion70 decks680 decks
Fiery Inscription
10%inclusion67 decks680 decks
Curiosity
8.7%inclusion59 decks680 decks
Dual Casting
8.2%inclusion56 decks680 decks
Shark Typhoon
7.9%inclusion54 decks680 decks
Maestros Ascendancy
7.5%inclusion6 decks80 decks
Propaganda
6.9%inclusion47 decks680 decks
Case of the Ransacked Lab
6.8%inclusion46 decks680 decks
Leyline of Anticipation
6.0%inclusion41 decks680 decks
Candlekeep Sage
5.7%inclusion39 decks680 decks
Firemind's Research
5.4%inclusion37 decks680 decks
Unbound Flourishing
5.4%inclusion4 decks74 decks
Carpet of Flowers
5.4%inclusion4 decks74 decks
Bear Umbra
5.4%inclusion4 decks74 decks
Planeswalkers
Ral, Storm Conduit
36%inclusion246 decks680 decks
Jaya Ballard
13%inclusion88 decks680 decks
Teferi, Time Raveler
11%inclusion4 decks37 decks
Professor Onyx
10%inclusion8 decks80 decks
Rowan, Scholar of Sparks
9.1%inclusion62 decks680 decks
Ral, Crackling Wit
8.4%inclusion55 decks651 decks
Chandra, Hope's Beacon
5.9%inclusion40 decks680 decks
Utility Lands
Reliquary Tower
55%inclusion374 decks680 decks
Mystic Sanctuary
31%inclusion212 decks680 decks
Temple of the False God
23%inclusion156 decks680 decks
Kessig Wolf Run
19%inclusion14 decks74 decks
Forgotten Cave
16%inclusion107 decks680 decks
Lonely Sandbar
15%inclusion103 decks680 decks
Mage-Ring Network
15%inclusion102 decks680 decks
Scavenger Grounds
15%inclusion100 decks680 decks
Bojuka Bog
14%inclusion11 decks80 decks
Desolate Lighthouse
9.1%inclusion62 decks680 decks
Restless Spire
8.7%inclusion59 decks680 decks
Mistrise Village
8.4%inclusion41 decks488 decks
Alchemist's Refuge
8.1%inclusion6 decks74 decks
Memorial to Genius
8.1%inclusion55 decks680 decks
Desert of the Mindful
7.6%inclusion52 decks680 decks
Desert of the Fervent
7.4%inclusion50 decks680 decks
Castle Vantress
6.8%inclusion46 decks680 decks
Blighted Cataract
6.3%inclusion43 decks680 decks
Rogue's Passage
6.3%inclusion43 decks680 decks
Otawara, Soaring City
6.0%inclusion41 decks680 decks
Mosswort Bridge
5.4%inclusion4 decks74 decks
Emergence Zone
5.1%inclusion35 decks680 decks
Mana Artifacts
Sol Ring
83%inclusion561 decks680 decks
Arcane Signet
81%inclusion551 decks680 decks
Izzet Signet
58%inclusion396 decks680 decks
Talisman of Creativity
49%inclusion336 decks680 decks
Dimir Signet
34%inclusion27 decks80 decks
Rakdos Signet
34%inclusion27 decks80 decks
Talisman of Dominance
31%inclusion25 decks80 decks
Pyromancer's Goggles
31%inclusion208 decks680 decks
Mind Stone
27%inclusion184 decks680 decks
Azorius Signet
27%inclusion10 decks37 decks
Talisman of Indulgence
26%inclusion21 decks80 decks
Thought Vessel
25%inclusion170 decks680 decks
Simic Signet
23%inclusion17 decks74 decks
Boros Signet
22%inclusion8 decks37 decks
Fellwar Stone
19%inclusion131 decks680 decks
Commander's Sphere
18%inclusion125 decks680 decks
Gruul Signet
16%inclusion12 decks74 decks
Talisman of Progress
16%inclusion6 decks37 decks
Tablet of Discovery
14%inclusion16 decks115 decks
Hedron Archive
13%inclusion85 decks680 decks
Talisman of Curiosity
9.5%inclusion7 decks74 decks
Elementalist's Palette
9.4%inclusion64 decks680 decks
Relic of Sauron
8.8%inclusion7 decks80 decks
Talisman of Conviction
8.1%inclusion3 decks37 decks
Talisman of Impulse
6.8%inclusion5 decks74 decks
Midnight Clock
6.6%inclusion45 decks680 decks
Sky Diamond
6.5%inclusion44 decks680 decks
Fire Diamond
6.0%inclusion41 decks680 decks
Izzet Locket
5.9%inclusion40 decks680 decks
Decanter of Endless Water
5.7%inclusion39 decks680 decks
Thran Dynamo
5.1%inclusion35 decks680 decks
Lands
Command Tower
86%inclusion588 decks680 decks
Sulfur Falls
59%inclusion401 decks680 decks
Shivan Reef
58%inclusion392 decks680 decks
Frontier Bivouac
54%inclusion40 decks74 decks
Mystic Monastery
51%inclusion19 decks37 decks
Glacial Fortress
51%inclusion19 decks37 decks
Temple of Epiphany
51%inclusion348 decks680 decks
Izzet Boilerworks
49%inclusion336 decks680 decks
Clifftop Retreat
49%inclusion18 decks37 decks
Crumbling Necropolis
46%inclusion37 decks80 decks
Exotic Orchard
44%inclusion298 decks680 decks
Prairie Stream
43%inclusion16 decks37 decks
Frostboil Snarl
42%inclusion283 decks680 decks
Perilous Landscape
38%inclusion14 decks37 decks
Simic Growth Chamber
36%inclusion27 decks74 decks
Yavimaya Coast
36%inclusion27 decks74 decks
Golgari Guildgate
36%inclusion4 decks11 decks
Cascade Bluffs
35%inclusion240 decks680 decks
Temple of Triumph
35%inclusion13 decks37 decks
Cinder Glade
35%inclusion26 decks74 decks
Steam Vents
35%inclusion236 decks680 decks
Orzhov Guildgate
33%inclusion3 decks9 decks
The World Tree
33%inclusion3 decks9 decks
Gruul Turf
31%inclusion23 decks74 decks
Sunken Hollow
30%inclusion24 decks80 decks
Smoldering Marsh
30%inclusion24 decks80 decks
Irrigated Farmland
30%inclusion11 decks37 decks
Adarkar Wastes
30%inclusion11 decks37 decks
Battlefield Forge
30%inclusion11 decks37 decks
Ketria Triome
30%inclusion22 decks74 decks
Stomping Ground
30%inclusion22 decks74 decks
Stormcarved Coast
29%inclusion197 decks680 decks
Watery Grave
29%inclusion23 decks80 decks
Myriad Landscape
29%inclusion194 decks680 decks
Xander's Lounge
28%inclusion22 decks80 decks
Training Center
28%inclusion187 decks680 decks
Blood Crypt
28%inclusion22 decks80 decks
Rugged Prairie
27%inclusion10 decks37 decks
Temple of Enlightenment
27%inclusion10 decks37 decks
Breeding Pool
27%inclusion20 decks74 decks
Prismari Campus
25%inclusion172 decks680 decks
Selesnya Guildgate
25%inclusion3 decks12 decks
Jungle Shrine
25%inclusion3 decks12 decks
Dragonskull Summit
25%inclusion20 decks80 decks
Evolving Wilds
25%inclusion169 decks680 decks
Skycloud Expanse
24%inclusion9 decks37 decks
Temple of Mystery
23%inclusion17 decks74 decks
Swiftwater Cliffs
23%inclusion154 decks680 decks
Mossfire Valley
22%inclusion16 decks74 decks
Rejuvenating Springs
22%inclusion16 decks74 decks