Steelswarm Operator 
Artifact Creature — Robot Soldier
$0.23 #9262 0.08 1.1 years
Flying
: Add . Spend this mana only to cast an artifact spell.: Add . Spend this mana only to activate abilities of artifact sources.Click a line or tag to filter
Cards similar to Steelswarm Operator expected a card that isn't here?
Reports become test cases the matcher is graded against before an update ships. Delvefall isn't a chatbot guessing, it compares the printed rules text of every card with plain math, and examples like yours decide which differences should count.
Guidelight Optimizer98%
$0.21↓#110260.21↑1.6 years
": Add . Spend this mana only to cast an artifact spell or activate an ability."
: Add . Spend this mana only to cast an artifact spell or activate an ability."
Soldevi Machinist98%
$0.26↑#27664↓0.0031.3 years↑
": Add 
. Spend this mana only to activate abilities of artifacts."
: Add . Spend this mana only to activate abilities of artifacts."
Hargilde, Kindly Runechanter98%
$0.37↑#16908↓0.004.9 years↑
": Add . Spend this mana only to cast artifact spells or activate abilities of artifacts."
: Add . Spend this mana only to cast artifact spells or activate abilities of artifacts."
Purple Dragon Punks98%
$0.09↓#21801↓0.000.5 years
": Add 
. Spend this mana only to cast an artifact spell or to activate an ability."
: Add . Spend this mana only to cast an artifact spell or to activate an ability."
Vedalken Engineer97%
$0.17↓#5982↑0.22↑22.6 years↑
": Add two mana of any one color. Spend this mana only to cast artifact spells or activate abilities of artifacts."
: Add two mana of any one color. Spend this mana only to cast artifact spells or activate abilities of artifacts."
Dalakos, Crafter of Wonders96%
$0.36↑#7058↑0.006.6 years↑
": Add . Spend this mana only to cast artifact spells or activate abilities of artifacts."
: Add . Spend this mana only to cast artifact spells or activate abilities of artifacts."
Oaken Siren95%
$0.26↑#107020.062.8 years↑
": Add . Spend this mana only to cast an artifact spell or activate an ability of an artifact source."
: Add . Spend this mana only to cast an artifact spell or activate an ability of an artifact source."
Omen Hawker95%
$0.36↑#5016↑0.003.4 years↑
": Add . Spend this mana only to activate abilities."
: Add . Spend this mana only to activate abilities."
Renowned Weaponsmith94%
$0.08↓#14796↓0.1611.6 years↑
": Add . Spend this mana only to cast artifact spells or activate abilities of artifacts."
: Add . Spend this mana only to cast artifact spells or activate abilities of artifacts."
Mishra's Workshop94%
$3249.99↑#3810↑1.55↑32.5 years↑
": Add . Spend this mana only to cast artifact spells."
: Add . Spend this mana only to cast artifact spells."
James, Wandering Dad // Follow Him92%
$0.32↑#86180.33↑2.5 years↑
": Add . Spend this mana only to activate abilities."
: Add . Spend this mana only to activate abilities."
Hydraulic Helper90%
$0.15↓#18652↓0.000.2 years
": Add . This mana can't be spent to cast a nonartifact spell."
: Add . This mana can't be spent to cast a nonartifact spell."
Somberwald Sage90%
$0.59↑#2559↑0.20↑14.3 years↑
": Add three mana of any one color. Spend this mana only to cast creature spells."
: Add three mana of any one color. Spend this mana only to cast creature spells."
Automated Artificer89%
$0.20↓#90070.40↑4.5 years↑
": Add . Spend this mana only to activate an ability or cast an artifact spell."
: Add . Spend this mana only to activate an ability or cast an artifact spell."
Cargo Ship89%
$0.20↓#108800.181.2 years
": Add . Spend this mana only to cast an artifact spell or activate an ability of an artifact source."
: Add . Spend this mana only to cast an artifact spell or activate an ability of an artifact source."
Sage of the Unknowable88%
$0.11↓#20543↓0.002.2 years↑
": Add . Spend this mana only to cast a colorless spell or to activate an ability."
: Add . Spend this mana only to cast a colorless spell or to activate an ability."
Osgood, Operation Double87%
$0.28↑#13207↓0.40↑2.9 years↑
": Add . Spend this mana only to cast an artifact spell or activate an ability of an artifact."
: Add . Spend this mana only to cast an artifact spell or activate an ability of an artifact."
Shang-Chi, Master of Kung Fu87%
$10.98↑#6481↑0.000.2 years
": Add two mana of any one color. Spend this mana only to activate abilities of creature sources."
: Add two mana of any one color. Spend this mana only to activate abilities of creature sources."
Humble Naturalist86%
$0.20↓#17013↓0.48↑6.4 years↑
": Add one mana of any color. Spend this mana only to cast a creature spell."
: Add one mana of any color. Spend this mana only to cast a creature spell."
Birds of Paradise86%
$9.45↑#34↑0.31↑33.1 years↑
"Flying"