Forensic Gadgeteer 
Creature — Vedalken Artificer Detective
$1.83 #1391 0.30 2.6 years
Whenever you cast an artifact spell, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this token: Draw a card.")
, Sacrifice this token: Draw a card.")Activated abilities of artifacts you control cost 
less to activate. This effect can't reduce the mana in that cost to less than one mana.
less to activate. This effect can't reduce the mana in that cost to less than one mana.Click a line or tag to filter
Cards similar to Forensic Gadgeteer 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.
Training Grounds92%
$8.21↑#1049↑0.46↑16.4 years↑
"Activated abilities of creatures you control cost less to activate. This effect can't reduce the mana in that cost to less than one mana."
less to activate. This effect can't reduce the mana in that cost to less than one mana."
Biomancer's Familiar91%
$1.87↑#3144↓0.307.6 years↑
"Activated abilities of creatures you control cost less to activate. This effect can't reduce the mana in that cost to less than one mana."
less to activate. This effect can't reduce the mana in that cost to less than one mana."
Heartstone91%
$1.63↓#3889↓0.2128.5 years↑
"Activated abilities of creatures cost less to activate. This effect can't reduce the mana in that cost to less than one mana."
less to activate. This effect can't reduce the mana in that cost to less than one mana."
Mutagen Man, Living Ooze87%
$1.74↓#6510↓0.00↓0.5 years↓
"Activated abilities of artifact tokens you control cost less to activate."
less to activate."
Power Artifact86%
$184.08↑#9668↓0.47↑32.5 years↑
"Enchanted artifact's activated abilities cost less to activate. This effect can't reduce the mana in that cost to less than one mana."
less to activate. This effect can't reduce the mana in that cost to less than one mana."
Zirda, the Dawnwaker84%
$1.88↑#3308↓0.49↑6.4 years↑
"Abilities you activate that aren't mana abilities cost less to activate. This effect can't reduce the mana in that cost to less than one mana."
less to activate. This effect can't reduce the mana in that cost to less than one mana."
Professor Hojo82%
$0.22↓#5246↓0.321.2 years↓
"The first activated ability you activate during your turn that targets a creature you control costs less to activate."
less to activate."
Osgood, Operation Double82%
$0.28↓#13207↓0.40↑2.9 years
"Whenever you cast a spell from anywhere other than your hand, investigate."
+1 more matching line
Vedalken Archmage81%
$12.57↑#3112↓0.50↑22.9 years↑
"Whenever you cast an artifact spell, draw a card."
Tezzeret, Betrayer of Flesh80%
$0.46↓#3960↓0.304.5 years↑
"The first activated ability of an artifact you activate each turn costs less to activate."
less to activate."+1 more matching line
Malcolm, the Eyes80%
$0.29↓#7578↓0.07↓2.4 years
"Whenever you cast your second spell each turn, investigate."
Bygone Bishop79%
$0.27↓#7396↓0.3810.4 years↑
"Whenever you cast a creature spell with mana value 3 or less, investigate."
Convergence of Dominion79%
$1.06↓#11795↓0.363.9 years↑
"As long as you control your commander, activated abilities of cards in your graveyard cost less to activate. This effect can't reduce the mana in that ability's activation cost to less than one mana."
less to activate. This effect can't reduce the mana in that ability's activation cost to less than one mana."
Lavinia, Foil to Conspiracy77%
$0.44↓#10126↓0.00↓2.5 years
"Whenever you cast your second spell each turn, investigate."
Sarah Jane Smith76%
$0.32↓#9294↓0.292.9 years
"Whenever you cast a historic spell, investigate. This ability triggers only once each turn."
Trail of Evidence76%
$0.29↓#9276↓0.3910.4 years↑
"Whenever you cast an instant or sorcery spell, investigate."
Agatha of the Vile Cauldron74%
$2.45↑#6111↓0.58↑3.0 years
"Activated abilities of creatures you control cost 
less to activate, where X is Agatha's power. This effect can't reduce the mana in that cost to less than one mana."
less to activate, where X is Agatha's power. This effect can't reduce the mana in that cost to less than one mana."
Nick Valentine, Private Eye74%
$0.23↓#10919↓0.43↑2.5 years
"Whenever this card or another artifact creature you control dies, you may investigate."
Fluctuator73%
$0.95↓#8309↓0.12↓27.9 years↑
"Cycling abilities you activate cost less to activate."
less to activate."
Crackdown Construct73%
$0.12↓#14524↓0.50↑9.6 years↑
"Whenever you activate an ability of an artifact or creature that isn't a mana ability, this creature gets +1/+1 until end of turn."