Tamiyo's Logbook 
Artifact — Book
$0.23 #10927 0.20 3.6 years
, 
: Draw a card. This ability costs 
less to activate for each other artifact you control.Click a line or tag to filter
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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.
Scepter of Insight88%
$0.17↓#29937↓0.00↓17.6 years↑
"
, : Draw a card."
, : Draw a card."
Arcane Encyclopedia88%
$0.17↓#110630.00↓8.1 years↑
", : Draw a card."
, : Draw a card."
Diary of Dreams87%
$0.30↑#103670.00↓0.4 years↓
", : Draw a card. This ability costs less to activate for each page counter on this artifact."
, : Draw a card. This ability costs less to activate for each page counter on this artifact."
Jodah's Codex87%
$0.27↑#16272↓0.06↓4.0 years
", : Draw a card. This ability costs less to activate for each basic land type among lands you control."
, : Draw a card. This ability costs less to activate for each basic land type among lands you control."
Urza's Blueprints86%
$0.16↓#23313↓0.1227.6 years↑
": Draw a card."
: Draw a card."
Loreseeker's Stone84%
$0.10↓#16946↓0.2211.8 years↑
", : Draw three cards. This ability costs more to activate for each card in your hand."
, : Draw three cards. This ability costs more to activate for each card in your hand."
Insight Engine84%
$1.18↑#2502↑0.231.1 years↓
", : Put a charge counter on this artifact, then draw a card for each charge counter on it."
, : Put a charge counter on this artifact, then draw a card for each charge counter on it."
Jayemdae Tome83%
$0.12↓#20066↓0.50↑33.1 years↑
"
, : Draw a card."
, : Draw a card."
Tower of Fortunes83%
$0.29↑#17147↓0.1722.9 years↑
"
, : Draw four cards."
, : Draw four cards."
Heirloom Epic82%
$0.24↑#101870.212.1 years↓
", : Draw a card. For each mana in this ability's activation cost, you may tap an untapped creature you control rather than pay that mana. Activate only as a sorcery."
, : Draw a card. For each mana in this ability's activation cost, you may tap an untapped creature you control rather than pay that mana. Activate only as a sorcery."
Waterbending Scroll82%
$0.25↑#7705↑0.00↓0.8 years↓
"
, : Draw a card. This ability costs less to activate for each Island you control."
, : Draw a card. This ability costs less to activate for each Island you control."
Deepwood Denizen82%
$0.26↑#106960.32↑5.2 years↑
"
, : Draw a card. This ability costs less to activate for each +1/+1 counter on creatures you control."
, : Draw a card. This ability costs less to activate for each +1/+1 counter on creatures you control."
Archivist81%
$0.38↑#14545↓0.00↓27.6 years↑
": Draw a card."
: Draw a card."
Talas Researcher80%
$0.17↓#29512↓0.00↓28.2 years↑
": Draw a card. Activate only during your turn, before attackers are declared."
: Draw a card. Activate only during your turn, before attackers are declared."
Lu Su, Wu Advisor80%
$42.43↑#28052↓0.00↓27.3 years↑
": Draw a card. Activate only during your turn, before attackers are declared."
: Draw a card. Activate only during your turn, before attackers are declared."
Benalish Heralds80%
$0.24↑#31443↓0.00↓25.9 years↑
", : Draw a card."
, : Draw a card."
Azure Mage80%
$0.07↓#21007↓0.1215.1 years↑
": Draw a card."
: Draw a card."
Fool's Tome80%
$0.24↑#27410↓0.07↓28.9 years↑
", : Draw a card. Activate only if you have no cards in hand."
, : Draw a card. Activate only if you have no cards in hand."
Aether Syphon79%
$0.26↑#87710.131.6 years↓
", : Draw a card."
, : Draw a card."
Spectral Sailor78%
$0.11↓#1946↑0.07↓7.2 years↑
": Draw a card."
: Draw a card."