Modular Monstrosity #155 · Foil
UST
Unstable
EN
Foil
Details
Modular Monstrosity
Foil
Whenever an opponent casts a spell, you have five seconds to choose a keyword you haven't chosen for a card named Modular Monstrosity today that's been printed on a creature card. If you do, this creature gains that ability. Otherwise, this creature loses all keyword abilities.
Set Name
Unstable
Set Code
UST
Set Series
Unstable
Card Number
155
Language
EN
Variant
Foil
Rarity
Rare
Play Cost
{7}
Card Type
Artifact Creature — Construct
Illustrator
Alex Konstad
Release Date
8 Dec 2017
TCGPlayer ID
152920
Cardmarket ID
313808
PriceCharting ID
5552959
Scryfall ID
a1498cb2-9f95-4c24-924b-a9a98e54f24c
Barcode
2085084128565
Larrikin Market Pricing
To understand its value, here's an international market summary. It seems to be selling around $2.96 – $8.15.
$2.96 – $8.15
View a source's price:
Market confidence
Low
Volume
Medium
Updated
14 Sep 2026
Unstable
Magic: The Gathering · EN · UST
| # | Name | Variants |
|---|---|---|
| 1 | Adorable Kitten | |
| 10 | Humming- | |
| 100 | Work a Double | |
| 101 | Wrench-Rigger | |
| 102 | As Luck Would Have It | |
| 103a | Beast in Show | |
| 103b | Beast in Show | |
| 103c | Beast in Show | |
| 103d | Beast in Show | |
| 104 | Chittering Doom | |
| 105 | Clever Combo | |
| 106 | Druid of the Sacred Beaker | |
| 107 | Eager Beaver | |
| 108 | Earl of Squirrel | |
| 109 | First Pick | |
| 11 | Jackknight | |
| 110 | Ground Pounder | |
| 111 | Half-Squirrel, Half- | |
| 112 | Hydradoodle | |
| 113a | Ineffable Blessing | |
| 113b | Ineffable Blessing | |
| 113c | Ineffable Blessing | |
| 113d | Ineffable Blessing | |
| 113e | Ineffable Blessing | |
| 113f | Ineffable Blessing | |
| 114 | Joyride Rigger | |
| 115 | Monkey- | |
| 116 | Mother Kangaroo | |
| 117 | Multi-Headed | |
| 118 | Really Epic Punch | |
| 119 | Selfie Preservation | |
| 120 | Serpentine | |
| 121 | Shellephant | |
| 122 | Slaying Mantis | |
| 123 | Squirrel Dealer | |
| 124 | Steamflogger Service Rep | |
| 125 | Wild Crocodile | |
| 126 | Willing Test Subject | |
| 127 | Baron Von Count | |
| 128 | Better Than One | |
| 129 | Cramped Bunker | |
| 12a | Knight of the Kitchen Sink | |
| 12b | Knight of the Kitchen Sink | |
| 12c | Knight of the Kitchen Sink | |
| 12d | Knight of the Kitchen Sink | |
| 12e | Knight of the Kitchen Sink | |
| 12f | Knight of the Kitchen Sink | |
| 13 | Knight of the Widget | |
| 130 | Dr. Julius Jumblemorph | |
| 131 | The Grand Calcutron | |
| 132 | Grusilda, Monster Masher | |
| 133 | Hot Fix | |
| 134 | Ol' Buzzbark | |
| 135 | Phoebe, Head of S.N.E.A.K. | |
| 136 | Urza, Academy Headmaster | |
| 137 | X | |
| 138 | Mary O'Kill | |
| 139 | Angelic Rocket | |
| 14 | Midlife Upgrade | |
| 140 | Border Guardian | |
| 141 | Buzzing Whack-a-Doodle | |
| 142 | Clock of DOOOOOOOOOOOOM! | |
| 143 | Cogmentor | |
| 144 | Contraption Cannon | |
| 145a | Curious Killbot | |
| 145b | Delighted Killbot | |
| 145c | Despondent Killbot | |
| 145d | Enraged Killbot | |
| 146 | Entirely Normal Armchair | |
| 147a | Everythingamajig | |
| 147b | Everythingamajig | |
| 147c | Everythingamajig | |
| 147d | Everythingamajig | |
| 147e | Everythingamajig | |
| 147f | Everythingamajig | |
| 148 | Gnome-Made Engine | |
| 149 | Handy Dandy Clone Machine | |
| 15 | Oddly Uneven | |
| 150 | Kindslaver | |
| 151 | Krark's Other Thumb | |
| 152 | Labro Bot | |
| 153 | Lobe Lobber | |
| 154 | Mad Science Fair Project | |
| 155 | Modular Monstrosity | |
| 156 | Proper Laboratory Attire | |
| 157 | Robo- | |
| 158 | Split Screen | |
| 159 | Staff of the Letter Magus | |
| 16 | Old Guard | |
| 160 | Stamp of Approval | |
| 161 | Steam-Powered | |
| 162 | Steel Squirrel | |
| 163 | Sword of Dungeons & Dragons | |
| 164 | Voracious Vacuum | |
| 165a | Secret Base | |
| 165b | Secret Base | |
| 165c | Secret Base | |
| 165d | Secret Base | |
| 165e | Secret Base | |
| 166 | Watermarket | |
| 167 | Accessories to Murder | |
| 168 | Applied Aeronautics | |
| 169 | Arms Depot | |
| 17 | Ordinary Pony | |
| 170 | Auto-Key | |
| 171 | Bee-Bee Gun | |
| 172 | Boomflinger | |
| 173 | Buzz Buggy | |
| 174 | Deadly Poison Sampler | |
| 175 | Dictation Quillograph | |
| 176 | Dispatch Dispensary | |
| 177 | Division Table | |
| 178 | Dogsnail Engine | |
| 179 | Dual Doomsuits | |
| 18 | Rhino- | |
| 180 | Duplication Device | |
| 181 | Faerie Aerie | |
| 182 | Genetic Recombinator | |
| 183 | Gift Horse | |
| 184 | Gnomeball Machine | |
| 185 | Goblin Slingshot | |
| 186 | Guest List | |
| 187 | Hard Hat Area | |
| 188 | Head Banger | |
| 189 | Hypnotic Swirly Disc | |
| 19 | Riveting Rigger | |
| 190 | Inflation Station | |
| 191 | Insufferable Syphon | |
| 192 | Jamming Device | |
| 193 | Lackey Recycler | |
| 194 | Mandatory Friendship Shackles | |
| 195 | Neural Network | |
| 196 | Oaken Power Suit | |
| 197 | Optical Optimizer | |
| 198 | Pet Project | |
| 199 | Quick-Stick Lick Trick | |
| 2 | Aerial Toastmaster | |
| 20 | Rules Lawyer | |
| 200 | Rapid Prototyper | |
| 201 | Record Store | |
| 202 | Refibrillator | |
| 203 | Sap Sucker | |
| 204 | Sundering Fork | |
| 205 | Targeting Rocket | |
| 206 | Thud-for-Duds | |
| 207 | Top-Secret Tunnel | |
| 208 | Tread Mill | |
| 209 | Turbo-Thwacking Auto-Hammer | |
| 21 | Sacrifice Play | |
| 210 | Twiddlestick Charger | |
| 211 | Widget Contraption | |
| 212 | Plains | |
| 213 | Island | |
| 214 | Swamp | |
| 215 | Mountain | |
| 216 | Forest | |
| 22 | Shaggy Camel | |
| 23 | Side Quest | |
| 24 | Success! | |
| 25 | Teacher's Pet | |
| 26 | Animate Library | |
| 27 | Blurry Beeble | |
| 28 | Chipper Chopper | |
| 29 | Clocknapper | |
| 30 | Crafty Octopus | |
| 31 | Crow Storm | |
| 32 | Defective Detective | |
| 33 | Five-Finger Discount | |
| 34 | Graveyard Busybody | |
| 35 | Half-Shark, Half- | |
| 36 | Incite Insight | |
| 37 | Kindly Cognician | |
| 38 | Magic Word | |
| 39 | Mer Man | |
| 3a | Amateur Auteur | |
| 3b | Amateur Auteur | |
| 3c | Amateur Auteur | |
| 3d | Amateur Auteur | |
| 4 | By Gnome Means | |
| 40 | More or Less | |
| 41a | Novellamental | |
| 41b | Novellamental | |
| 41c | Novellamental | |
| 41d | Novellamental | |
| 42 | Numbing Jellyfish | |
| 43 | S.N.E.A.K. Dispatcher | |
| 44 | Socketed Sprocketer | |
| 45 | Spell Suck | |
| 46 | Spy Eye | |
| 47 | Suspicious Nanny | |
| 48 | Time Out | |
| 49a | Very Cryptic Command | |
| 49b | Very Cryptic Command | |
| 49c | Very Cryptic Command | |
| 49d | Very Cryptic Command | |
| 49e | Very Cryptic Command | |
| 49f | Very Cryptic Command | |
| 5 | Chivalrous Chevalier | |
| 50 | Wall of Fortune | |
| 51 | Big Boa Constrictor | |
| 52 | capital offense | |
| 53 | Dirty Rat | |
| 54a | Extremely Slow Zombie | |
| 54b | Extremely Slow Zombie | |
| 54c | Extremely Slow Zombie | |
| 54d | Extremely Slow Zombie | |
| 55 | Finders, Keepers | |
| 56 | Hangman | |
| 57 | Hazmat Suit (Used) | |
| 58 | Hoisted Hireling | |
| 59 | Inhumaniac | |
| 6 | Do-It-Yourself Seraph | |
| 60 | Masterful Ninja | |
| 61 | Ninja | |
| 62 | Old-Fashioned Vampire | |
| 63 | Over My Dead Bodies | |
| 64 | Overt Operative | |
| 65 | "Rumors of My Death . . ." | |
| 66 | Skull Saucer | |
| 67a | Sly Spy | |
| 67b | Sly Spy | |
| 67c | Sly Spy | |
| 67d | Sly Spy | |
| 67e | Sly Spy | |
| 67f | Sly Spy | |
| 68 | Snickering Squirrel | |
| 69 | Spike, Tournament Grinder | |
| 7 | Gimme Five | |
| 70 | Squirrel-Powered Scheme | |
| 71 | Steady-Handed Mook | |
| 72 | Stinging Scorpion | |
| 73 | Subcontract | |
| 74 | Summon the Pack | |
| 75 | Zombified | |
| 76 | The Big Idea | |
| 77 | Box of Free-Range Goblins | |
| 78 | Bumbling Pangolin | |
| 79 | Common Iguana | |
| 8 | GO TO JAIL | |
| 80 | The Countdown Is at One | |
| 81 | Feisty Stegosaurus | |
| 82a | Garbage Elemental | |
| 82b | Garbage Elemental | |
| 82c | Garbage Elemental | |
| 82d | Garbage Elemental | |
| 82e | Garbage Elemental | |
| 82f | Garbage Elemental | |
| 83 | Goblin Haberdasher | |
| 84 | Half-Orc, Half- | |
| 85 | Hammer Helper | |
| 86 | Hammer Jammer | |
| 87 | Hammerfest Boomtacular | |
| 88 | Infinity Elemental | |
| 89 | It That Gets Left Hanging | |
| 9 | Half-Kitten, Half- | |
| 90 | Just Desserts | |
| 91 | Painiac | |
| 92 | Party Crasher | |
| 93 | Steamflogger Boss | |
| 94 | Steamflogger of the Month | |
| 95 | Steamflogger Temp | |
| 96 | Steamfloggery | |
| 97 | Super-Duper Death Ray | |
| 98a | Target Minotaur | |
| 98b | Target Minotaur | |
| 98c | Target Minotaur | |
| 98d | Target Minotaur | |
| 99 | Three-Headed Goblin |
Currently out of stock
Price
Price unavailable
Larrikin Market Pricing
Selling around $2.96 – $8.15.
$2.96 – $8.15
Sources:
Market confidence
Low
Volume
Medium
Updated
14 Sep 2026
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