Powerstone Shard 
Artifact
$0.20 #15632 0.12 8.5 years
: Add 
for each artifact you control named Powerstone Shard.Click a line or tag to filter
Cards similar to Powerstone Shard 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.
Ur-Golem's Eye78%
$0.32↑#7601↑0.00↓22.7 years↑
": Add ."
: Add ."
Worn Powerstone78%
$0.26↑#573↑0.00↓28.0 years↑
": Add ."
: Add ."
Sisay's Ring78%
$0.33↑#4879↑0.58↑29.7 years↑
": Add ."
: Add ."
Mana Prism74%
$0.22↑#25236↓0.00↓30.0 years↑
": Add ."
: Add ."
Sol Ring72%
$1.25↑#1↑1.59↑33.2 years↑
": Add ."
: Add ."
Metalworker71%
$198.73↑#3895↑1.12↑27.4 years↑
": Reveal any number of artifact cards in your hand. Add for each card revealed this way."
: Reveal any number of artifact cards in your hand. Add for each card revealed this way."
Gaea's Cradle70%
$1626.23↑#446↑2.23↑28.8 years↑
": Add 
for each creature you control."
: Add for each creature you control."
Urza's Workshop70%
$16.67↑#2279↑0.38↑3.9 years↓
": Add for each Urza's land you control. Activate only if you control three or more artifacts."
: Add for each Urza's land you control. Activate only if you control three or more artifacts."