Winter Orb 
Artifact
$11.86 #3369 2.96 33.1 years
As long as this artifact is untapped, players can't untap more than one land during their untap steps.
Click a line or tag to filter
Cards similar to Winter Orb 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.
Static Orb97%
$2.47↓#5743↓2.62↓28.9 years↓
"As long as this artifact is untapped, players can't untap more than two permanents during their untap steps."
Howling Mine84%
$5.04↓#716↑0.29↓33.1 years
"At the beginning of each player's draw step, if this artifact is untapped, that player draws an additional card."
Storage Matrix76%
$2.59↓#13716↓1.40↓27.2 years↓
"As long as this artifact is untapped, each player chooses artifact, creature, or land during their untap step. That player can untap only permanents of the chosen type this step."
Smoke76%
$7.48↓#6504↓1.58↓33.1 years
"Players can't untap more than one creature during their untap steps."
Imi Statue76%
$0.36↓#24873↓1.13↓21.9 years↓
"Players can't untap more than one artifact during their untap steps."
Damping Field76%
$7.22↓#27156↓1.09↓32.5 years
"Players can't untap more than one artifact during their untap steps."
Winter Moon75%
$0.53↓#28322.08↓2.2 years↓
"Players can't untap more than one nonbasic land during their untap steps."
Blinkmoth Urn70%
$1.02↓#5825↓0.47↓22.9 years↓
"At the beginning of each player's first main phase, if this artifact is untapped, that player adds 
for each artifact they control."
for each artifact they control."
Trinisphere70%
$32.76↑#5235↓1.54↓22.6 years↓
"As long as this artifact is untapped, each spell that would cost less than three mana to cast costs three mana to cast."
Rising Waters70%
$2.09↓#17466↓2.11↓26.6 years↓
"At the beginning of each player's upkeep, that player untaps a land they control."
Hokori, Dust Drinker70%
$1.84↓#13854↓2.27↓21.6 years↓
"At the beginning of each player's upkeep, that player untaps a land they control."