Magewright's Stone 
Artifact
$9.47 #2958 0.34 20.5 years
, 
: Untap target creature that has an activated ability with in its cost.Click a line or tag to filter
Cards similar to Magewright's Stone 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.
Thousand-Year Elixir87%
$15.51↑#890↑0.3819.0 years↓
", : Untap target creature."
, : Untap target creature."
Jandor's Saddlebags86%
$0.59↓#16277↓0.22↓32.8 years↑
"
, : Untap target creature."
, : Untap target creature."
Tyvar, Jubilant Brawler78%
$3.24↓#2233↑0.293.7 years↓
"+1: Untap up to one target creature."
Seeker of Skybreak77%
$2.52↓#3902↓0.2929.0 years↑
": Untap target creature."
: Untap target creature."
Fyndhorn Brownie76%
$0.22↓#25544↓0.00↓31.4 years↑
"
, : Untap target creature."
, : Untap target creature."
Biomancer's Familiar75%
$1.90↓#30610.387.7 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."
Samut, Voice of Dissent74%
$2.76↓#6357↓0.06↓9.5 years↓
"
, : Untap another target creature."
, : Untap another target creature."
Training Grounds72%
$5.08↓#1040↑0.53↑16.5 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."
Heartstone72%
$1.89↓#3868↓0.12↓28.6 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."
Instill Energy72%
$1.74↓#5166↓0.16↓33.2 years↑
"
: Untap enchanted creature. Activate only during your turn and only once each turn."
: Untap enchanted creature. Activate only during your turn and only once each turn."
Illusionist's Bracers71%
$4.22↓#1648↑0.3513.7 years↓
"Whenever an ability of equipped creature is activated, if it isn't a mana ability, copy that ability. You may choose new targets for the copy."
Crab Umbra70%
$0.38↓#11844↓0.57↑16.5 years↓
"
: Untap enchanted creature."
: Untap enchanted creature."