Expansion // Explosion + Twincast
Expansion // Explosion
Twincast
Requires
Expansion // Explosion must be in hand.
Twincast must be in hand.
You have a way to cast an additional instant or sorcery, or an opponent is casting one.
Mana needed: , plus enough mana to cast the additional spell if needed
Steps
- Cast any other instant and/or sorcery spell, or wait for an opponent to cast one.
- Holding priority, cast Expansion by paying , copying the next instant or sorcery spell you cast with mana value four or less.
- Cast Twincast by paying , targeting the instant or sorcery spell cast in step 1.
- The delayed trigger from Expansion triggers, copying Twincast, with the copy targeting the original Twincast.
- Resolve the copy of Twincast, copying Twincast, with the copy targeting the original Twincast.
- Repeat step 5.
Results
Infinite magecraft triggers.
Top Commanders (9)
Kalamax, the Stormsire
21.16% of 6762 decks
1431 decks
Parnesse, the Subtle Brush
8.08% of 780 decks
63 decks
Melek, Izzet Paragon
4.34% of 1496 decks
65 decks
Riku of Two Reflections
2.36% of 4881 decks
115 decks
Veyran, Voice of Duality
2.29% of 8410 decks
193 decks
Mizzix of the Izmagnus
1.17% of 4624 decks
54 decks
Anhelo, the Painter
1.00% of 7934 decks
79 decks
Kess, Dissident Mage
0.89% of 7297 decks
65 decks
Niv-Mizzet, Parun
0.79% of 12696 decks
100 decks
New Cards (5)
Bria, Riptide Rogue
100% of 17 decks
+65% synergy
Return the Favor
44% of 90 decks
+40% synergy
Thunderclap Drake
33% of 67 decks
+29% synergy
Sword of Wealth and Power
19% of 67 decks
+13% synergy
Radstorm
17% of 109 decks
+12% synergy
High Synergy Cards (10)
Reverberate
80% of 2877 decks
+78% synergy
Growth Spiral
80% of 1677 decks
+75% synergy
Wilderness Reclamation
73% of 1677 decks
+71% synergy
Harrow
75% of 1679 decks
+70% synergy
Ral, Storm Conduit
71% of 2872 decks
+70% synergy
Narset's Reversal
70% of 2872 decks
+67% synergy
Archmage Emeritus
71% of 2765 decks
+67% synergy
Storm-Kiln Artist
70% of 2765 decks
+65% synergy
Crop Rotation
69% of 1679 decks
+64% synergy
Increasing Vengeance
58% of 2877 decks
+57% synergy
Top Cards (10)
Beast Within
65% of 1679 decks
+46% synergy
Twinning Staff
62% of 2850 decks
+60% synergy
Frantic Search
61% of 2877 decks
+55% synergy
Brainstorm
60% of 2877 decks
+49% synergy
Entish Restoration
59% of 576 decks
+54% synergy
Counterspell
58% of 2877 decks
+37% synergy
Farseek
56% of 1679 decks
+40% synergy
Manamorphose
55% of 1679 decks
+54% synergy
Chaos Warp
54% of 2877 decks
+38% synergy
Rashmi, Eternities Crafter
48% of 1679 decks
+48% synergy
Creatures (50)
Goblin Electromancer
46% of 2877 decks
+43% synergy
Dualcaster Mage
45% of 2877 decks
+42% synergy
Veyran, Voice of Duality
39% of 2765 decks
+38% synergy
Guttersnipe
38% of 2877 decks
+34% synergy
Ojer Pakpatiq, Deepest Epoch
37% of 405 decks
+35% synergy
Talrand, Sky Summoner
34% of 2877 decks
+31% synergy
Sedgemoor Witch
31% of 357 decks
+30% synergy
Wavebreak Hippocamp
30% of 2856 decks
+29% synergy
Kess, Dissident Mage
29% of 367 decks
+28% synergy
Cormela, Glamour Thief
28% of 326 decks
+27% synergy
Witherbloom Apprentice
26% of 68 decks
+26% synergy
Nightscape Familiar
26% of 367 decks
+25% synergy
Birds of Paradise
26% of 1679 decks
+14% synergy
Seedborn Muse
26% of 1679 decks
+22% synergy
Third Path Iconoclast
22% of 1439 decks
+20% synergy
Young Pyromancer
21% of 2877 decks
+19% synergy
Baral, Chief of Compliance
20% of 2877 decks
+19% synergy
Exalted Flamer of Tzeentch
20% of 1550 decks
+19% synergy
Niv-Mizzet, Parun
19% of 2877 decks
+17% synergy
Errant, Street Artist
18% of 2406 decks
+18% synergy
Roaming Throne
18% of 327 decks
+2% synergy
Melek, Izzet Paragon
18% of 2877 decks
+18% synergy
Jadar, Ghoulcaller of Nephalia
17% of 346 decks
+16% synergy
Elsha of the Infinite
17% of 127 decks
+17% synergy
Monastery Mentor
16% of 128 decks
+15% synergy
Judith, Carnage Connoisseur
16% of 19 decks
+15% synergy
Orcish Bowmasters
15% of 93 decks
+8% synergy
Dockside Extortionist
15% of 2865 decks
+7% synergy
Harmonic Prodigy
15% of 2687 decks
+13% synergy
Jin-Gitaxias, Progress Tyrant
15% of 2499 decks
+13% synergy
Murmuring Mystic
15% of 2877 decks
+13% synergy
Urabrask
14% of 1103 decks
+12% synergy
Lier, Disciple of the Drowned
13% of 2640 decks
+12% synergy
Wandering Archaic
13% of 2772 decks
+11% synergy
Crackling Spellslinger
12% of 67 decks
+10% synergy
Goblin Anarchomancer
12% of 1547 decks
+9% synergy
Birgi, God of Storytelling
12% of 2775 decks
+9% synergy
Kykar, Wind's Fury
12% of 127 decks
+11% synergy
Soulfire Grand Master
12% of 128 decks
+12% synergy
Narset, Enlightened Exile
12% of 43 decks
+11% synergy
Deekah, Fractal Theorist
11% of 2765 decks
+10% synergy
Lord of the Nazgûl
11% of 93 decks
+10% synergy
Bloom Tender
11% of 1679 decks
+7% synergy
Eternal Witness
10% of 1679 decks
-0% synergy
Taigam, Ojutai Master
10% of 128 decks
+10% synergy
Electrostatic Field
10% of 2877 decks
+9% synergy
Spellseeker
10% of 2877 decks
+8% synergy
Stella Lee, Wild Card
9% of 67 decks
+8% synergy
Wizards of Thay
9% of 2087 decks
+8% synergy
Shalai, Voice of Plenty
9% of 58 decks
+7% synergy
Instants (50)
Opt
48% of 2877 decks
+43% synergy
Swords to Plowshares
47% of 128 decks
+18% synergy
Demand Answers
47% of 258 decks
+40% synergy
Big Score
43% of 2376 decks
+39% synergy
Thrill of Possibility
42% of 2861 decks
+37% synergy
Cyclonic Rift
41% of 2877 decks
+27% synergy
Nature's Claim
40% of 1679 decks
+35% synergy
Joint Exploration
39% of 980 decks
+38% synergy
Deflecting Swat
39% of 2850 decks
+31% synergy
Mystical Tutor
38% of 2877 decks
+31% synergy
Dig Through Time
36% of 2877 decks
+34% synergy
Quick Study
36% of 552 decks
+35% synergy
Comet Storm
36% of 2877 decks
+34% synergy
Snap
35% of 2877 decks
+32% synergy
Dark Ritual
34% of 367 decks
+23% synergy
Galvanic Iteration
33% of 2628 decks
+32% synergy
Fact or Fiction
33% of 2877 decks
+29% synergy
Artifact Mutation
32% of 1679 decks
+31% synergy
Unexpected Windfall
31% of 2657 decks
+28% synergy
Natural Connection
30% of 1679 decks
+30% synergy
Reiterate
29% of 2877 decks
+28% synergy
Path to Exile
29% of 128 decks
+10% synergy
Dovin's Veto
28% of 127 decks
+24% synergy
Pongify
28% of 2877 decks
+23% synergy
Return of the Wildspeaker
28% of 1676 decks
+21% synergy
Twinferno
27% of 1845 decks
+26% synergy
Lightning Bolt
27% of 2877 decks
+22% synergy
Electrodominance
25% of 2872 decks
+24% synergy
Reality Shift
24% of 2877 decks
+20% synergy
Soul's Fire
24% of 2877 decks
+23% synergy
Negate
24% of 2877 decks
+12% synergy
Impulse
23% of 2877 decks
+22% synergy
Fury Storm
23% of 2877 decks
+22% synergy
Fierce Guardianship
22% of 2850 decks
+14% synergy
Bedevil
21% of 365 decks
+18% synergy
Boros Charm
21% of 128 decks
+15% synergy
Flame of Anor
21% of 849 decks
+20% synergy
Rapid Hybridization
21% of 2877 decks
+16% synergy
Rakdos Charm
20% of 367 decks
+17% synergy
Terminate
20% of 367 decks
+16% synergy
Nexus of Fate
20% of 2877 decks
+19% synergy
Swan Song
19% of 2877 decks
+11% synergy
Arcane Denial
19% of 2877 decks
+10% synergy
Mana Drain
19% of 2877 decks
+11% synergy
Roiling Regrowth
19% of 1643 decks
+17% synergy
Legolas's Quick Reflexes
18% of 233 decks
+16% synergy
Chemister's Insight
18% of 2877 decks
+18% synergy
Silundi Vision
18% of 2814 decks
+17% synergy
Storm King's Thunder
18% of 2054 decks
+17% synergy
An Offer You Can't Refuse
18% of 2376 decks
+7% synergy
Sorceries (50)
Rampant Growth
43% of 1679 decks
+26% synergy
Blasphemous Act
40% of 2877 decks
+24% synergy
Cultivate
39% of 1679 decks
+17% synergy
Solve the Equation
35% of 2772 decks
+32% synergy
Nature's Lore
34% of 1679 decks
+19% synergy
Demonic Tutor
32% of 367 decks
+19% synergy
Chandra's Ignition
32% of 2877 decks
+30% synergy
Three Visits
31% of 1679 decks
+19% synergy
Ponder
29% of 2877 decks
+22% synergy
Jeska's Will
27% of 2807 decks
+18% synergy
Feed the Swarm
26% of 362 decks
+17% synergy
Mizzix's Mastery
26% of 2877 decks
+24% synergy
Preordain
24% of 2877 decks
+18% synergy
Mana Geyser
22% of 2877 decks
+18% synergy
Kodama's Reach
21% of 1679 decks
+6% synergy
Torment of Hailfire
17% of 367 decks
+15% synergy
Road // Ruin
17% of 1563 decks
+17% synergy
Farewell
17% of 103 decks
+10% synergy
Faithless Looting
16% of 2877 decks
+7% synergy
Cruel Ultimatum
15% of 367 decks
+15% synergy
Toxic Deluge
15% of 367 decks
+7% synergy
Supreme Verdict
15% of 128 decks
+12% synergy
Grapeshot
14% of 2877 decks
+13% synergy
Chain of Smog
14% of 367 decks
+14% synergy
Expressive Iteration
14% of 2765 decks
+13% synergy
Vandalblast
14% of 2877 decks
+6% synergy
Ruinous Ultimatum
14% of 51 decks
+12% synergy
Windfall
14% of 2877 decks
+7% synergy
Exsanguinate
13% of 367 decks
+11% synergy
Gitaxian Probe
13% of 2877 decks
+10% synergy
Villainous Wealth
13% of 71 decks
+12% synergy
Merchant Scroll
12% of 2877 decks
+11% synergy
Bonus Round
12% of 2877 decks
+12% synergy
Past in Flames
12% of 2877 decks
+10% synergy
Bala Ged Recovery
12% of 1643 decks
+7% synergy
Serum Visions
11% of 2877 decks
+9% synergy
Approach of the Second Sun
11% of 128 decks
+9% synergy
Regrowth
11% of 1679 decks
+9% synergy
Reanimate
10% of 367 decks
+3% synergy
Damnation
10% of 367 decks
+5% synergy
Conflux
10% of 50 decks
+10% synergy
Time Wipe
9% of 127 decks
+8% synergy
Sea Gate Restoration
9% of 2816 decks
+6% synergy
Lock and Load
9% of 67 decks
+6% synergy
Treasure Cruise
9% of 2877 decks
+6% synergy
Profane Tutor
9% of 353 decks
+7% synergy
Dark Petition
9% of 367 decks
+8% synergy
Night's Whisper
9% of 367 decks
+4% synergy
Gamble
8% of 2877 decks
+4% synergy
Brass's Bounty
8% of 2877 decks
+7% synergy
Utility Artifacts (13)
Primal Amulet
46% of 2877 decks
+44% synergy
Lightning Greaves
35% of 2877 decks
+10% synergy
Swiftfoot Boots
30% of 2877 decks
+2% synergy
Isochron Scepter
23% of 2877 decks
+20% synergy
Mindsplice Apparatus
12% of 1332 decks
+11% synergy
Smuggler's Copter
9% of 2877 decks
+8% synergy
Lithoform Engine
7% of 2813 decks
+5% synergy
Wayfarer's Bauble
6% of 2877 decks
-5% synergy
Aetherflux Reservoir
6% of 2877 decks
+2% synergy
Bolas's Citadel
6% of 365 decks
+1% synergy
Wishclaw Talisman
6% of 365 decks
+3% synergy
Sensei's Divining Top
5% of 2877 decks
-1% synergy
The One Ring
5% of 1170 decks
-4% synergy
Enchantments (32)
Thousand-Year Storm
41% of 2877 decks
+40% synergy
Whirlwind of Thought
40% of 124 decks
+39% synergy
Double Vision
40% of 2831 decks
+39% synergy
Swarm Intelligence
31% of 2877 decks
+30% synergy
Fiery Inscription
29% of 807 decks
+27% synergy
Smothering Tithe
29% of 127 decks
+17% synergy
Rhystic Study
28% of 2877 decks
+14% synergy
Jeskai Ascendancy
23% of 128 decks
+22% synergy
Arcane Bombardment
23% of 2376 decks
+21% synergy
Leyline Immersion
21% of 619 decks
+20% synergy
Mystic Remora
17% of 2877 decks
+8% synergy
Jace's Sanctum
13% of 2877 decks
+12% synergy
Underworld Breach
12% of 2856 decks
+9% synergy
Sylvan Library
10% of 1679 decks
+4% synergy
Case of the Ransacked Lab
10% of 258 decks
+8% synergy
Cryptolith Rite
9% of 1679 decks
+7% synergy
Anointed Procession
9% of 128 decks
+4% synergy
Metallurgic Summonings
8% of 2877 decks
+7% synergy
Sorcerer Class
8% of 2661 decks
+8% synergy
Shark Typhoon
8% of 2837 decks
+7% synergy
Ghostly Prison
8% of 128 decks
+2% synergy
Storm of Saruman
8% of 807 decks
+7% synergy
Black Market Connections
7% of 239 decks
+1% synergy
Trace of Abundance
7% of 58 decks
+7% synergy
Mirari's Wake
7% of 58 decks
+3% synergy
Ghoulish Procession
6% of 344 decks
+6% synergy
Maestros Ascendancy
6% of 326 decks
+6% synergy
Dual Casting
6% of 2877 decks
+6% synergy
Curiosity
6% of 2877 decks
+4% synergy
Wild Growth
5% of 1679 decks
-0% synergy
Underworld Dreams
5% of 367 decks
+4% synergy
Privileged Position
5% of 58 decks
+4% synergy
Battles (1)
Invasion of Arcavios
7% of 1139 decks
+7% synergy
Planeswalkers (8)
Professor Onyx
39% of 357 decks
+38% synergy
Chandra, Hope's Beacon
17% of 1208 decks
+16% synergy
Rowan, Scholar of Sparks
7% of 2773 decks
+7% synergy
Saheeli, Sublime Artificer
7% of 2872 decks
+5% synergy
Narset of the Ancient Way
6% of 124 decks
+6% synergy
Teferi, Time Raveler
6% of 127 decks
+5% synergy
Narset, Parter of Veils
5% of 2872 decks
+2% synergy
Ashiok, Dream Render
5% of 365 decks
+4% synergy
Utility Lands (24)
Reliquary Tower
54% of 2877 decks
+26% synergy
Kessig Wolf Run
40% of 1679 decks
+37% synergy
Mystic Sanctuary
30% of 2861 decks
+24% synergy
Boseiju, Who Endures
19% of 1452 decks
+9% synergy
Bojuka Bog
18% of 367 decks
+2% synergy
Rogue's Passage
16% of 2877 decks
-3% synergy
Otawara, Soaring City
14% of 2454 decks
+6% synergy
Scavenger Grounds
13% of 2877 decks
+9% synergy
The Shire
11% of 485 decks
+9% synergy
The Black Gate
10% of 93 decks
+7% synergy
Ancient Tomb
9% of 2877 decks
-2% synergy
Halimar Depths
9% of 2877 decks
+7% synergy
Eiganjo, Seat of the Empire
9% of 104 decks
+4% synergy
Desolate Lighthouse
8% of 2877 decks
+7% synergy
Mosswort Bridge
8% of 1679 decks
+3% synergy
Barad-dûr
8% of 93 decks
+5% synergy
Temple of the False God
6% of 2877 decks
-4% synergy
Castle Vantress
6% of 2861 decks
+4% synergy
Rivendell
6% of 807 decks
+2% synergy
Yavimaya, Cradle of Growth
6% of 2687 decks
-3% synergy
Alchemist's Refuge
5% of 1679 decks
+4% synergy
Cabal Coffers
5% of 367 decks
-1% synergy
Restless Spire
5% of 578 decks
+5% synergy
Boseiju, Who Shelters All
5% of 2877 decks
+4% synergy
Mana Artifacts (31)
Sol Ring
89% of 2877 decks
+5% synergy
Arcane Signet
83% of 2861 decks
+12% synergy
Dimir Signet
48% of 367 decks
+40% synergy
Rakdos Signet
43% of 367 decks
+36% synergy
Springleaf Drum
41% of 2877 decks
+39% synergy
Talisman of Dominance
40% of 367 decks
+32% synergy
Talisman of Creativity
40% of 2867 decks
+33% synergy
Izzet Signet
38% of 2877 decks
+31% synergy
Relic of Legends
38% of 1791 decks
+35% synergy
Talisman of Indulgence
35% of 367 decks
+29% synergy
Azorius Signet
30% of 128 decks
+24% synergy
Boros Signet
27% of 128 decks
+22% synergy
Talisman of Conviction
24% of 127 decks
+19% synergy
Talisman of Curiosity
23% of 1677 decks
+21% synergy
Talisman of Progress
22% of 128 decks
+17% synergy
Fellwar Stone
22% of 2877 decks
+1% synergy
Thought Vessel
20% of 2877 decks
+5% synergy
Relic of Sauron
19% of 93 decks
+18% synergy
Simic Signet
16% of 1679 decks
+12% synergy
Commander's Sphere
13% of 2877 decks
-4% synergy
Talisman of Impulse
13% of 1679 decks
+11% synergy
Gruul Signet
11% of 1679 decks
+8% synergy
Pyromancer's Goggles
10% of 2877 decks
+9% synergy
Mana Crypt
10% of 2877 decks
-1% synergy
Mind Stone
10% of 2877 decks
-8% synergy
Cultivator's Caravan
9% of 2877 decks
+8% synergy
Chromatic Lantern
8% of 2877 decks
-1% synergy
Paradise Mantle
8% of 2877 decks
+7% synergy
Honor-Worn Shaku
7% of 2877 decks
+6% synergy
Chrome Mox
6% of 2877 decks
-0% synergy
Decanter of Endless Water
6% of 1962 decks
+1% synergy
Lands (50)
Command Tower
93% of 2877 decks
+20% synergy
Steam Vents
61% of 2877 decks
+51% synergy
Stomping Ground
59% of 1679 decks
+50% synergy
Ketria Triome
58% of 1671 decks
+54% synergy
Frontier Bivouac
56% of 1679 decks
+53% synergy
Breeding Pool
56% of 1679 decks
+47% synergy
Exotic Orchard
55% of 2877 decks
+20% synergy
Sulfur Falls
54% of 2877 decks
+48% synergy
Yavimaya Coast
53% of 1679 decks
+47% synergy
Xander's Lounge
52% of 322 decks
+48% synergy
Cinder Glade
51% of 1679 decks
+43% synergy
The World Tree
50% of 50 decks
+48% synergy
Watery Grave
50% of 367 decks
+39% synergy
Training Center
49% of 2807 decks
+43% synergy
Hallowed Fountain
48% of 128 decks
+39% synergy
Blood Crypt
48% of 367 decks
+39% synergy
Raugrin Triome
46% of 125 decks
+43% synergy
Shivan Reef
45% of 2877 decks
+39% synergy
Sacred Foundry
45% of 128 decks
+36% synergy
Rejuvenating Springs
43% of 1636 decks
+37% synergy
Crumbling Necropolis
41% of 367 decks
+37% synergy
Mystic Monastery
40% of 128 decks
+37% synergy
Drowned Catacomb
35% of 367 decks
+29% synergy
Dragonskull Summit
35% of 367 decks
+29% synergy
Overgrown Tomb
35% of 71 decks
+26% synergy
Hinterland Harbor
35% of 1679 decks
+30% synergy
Scalding Tarn
35% of 2877 decks
+24% synergy
Morphic Pool
34% of 367 decks
+27% synergy
Izzet Boilerworks
34% of 2877 decks
+30% synergy
Sunken Hollow
33% of 367 decks
+24% synergy
Survivors' Encampment
33% of 2877 decks
+32% synergy
Holdout Settlement
33% of 2877 decks
+32% synergy
Luxury Suite
32% of 367 decks
+26% synergy
Spire Garden
32% of 1679 decks
+27% synergy
Zagoth Triome
31% of 70 decks
+28% synergy
Rootbound Crag
31% of 1679 decks
+26% synergy
Stormcarved Coast
30% of 2582 decks
+27% synergy
Spectator Seating
30% of 124 decks
+24% synergy
Temple Garden
29% of 58 decks
+20% synergy
Shipwreck Marsh
29% of 346 decks
+24% synergy
Smoldering Marsh
29% of 367 decks
+21% synergy
Glacial Fortress
28% of 128 decks
+23% synergy
Simic Growth Chamber
28% of 1679 decks
+24% synergy
Sea of Clouds
27% of 128 decks
+22% synergy
Clifftop Retreat
26% of 128 decks
+20% synergy
Ziatora's Proving Ground
25% of 55 decks
+22% synergy
Cascade Bluffs
25% of 2877 decks
+23% synergy
Temple of Epiphany
25% of 2877 decks
+21% synergy
Dreamroot Cascade
24% of 1487 decks
+20% synergy
Indatha Triome
24% of 50 decks
+20% synergy