Helm of Awakening 
Artifact
$1.61 #1927 0.32 29.7 years
Spells cost 
less to cast.
less to cast.Click a line or tag to filter
Cards similar to Helm of Awakening 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.
Stone Calendar94%
$14.91↑#20542↓0.3732.2 years↑
"Spells you cast cost less to cast."
less to cast."
Memory Crystal86%
$2.23↑#24089↓0.19↓28.3 years↓
"Buyback costs cost less."
less."
Spellwild Ouphe84%
$0.29↓#16690↓0.09↓19.5 years↓
"Spells that target this creature cost less to cast."
less to cast."
Urza's Filter84%
$4.88↑#14664↓0.3026.0 years↓
"Multicolored spells cost less to cast."
less to cast."
Sphere of Resistance78%
$9.90↑#8502↓1.55↑28.3 years↓
"Spells cost more to cast."
more to cast."
Pearl Medallion78%
$7.43↑#429↑0.19↓29.0 years
"White spells you cast cost less to cast."
less to cast."
The Immortal Sun77%
$11.99↑#2652↓0.89↑8.8 years↓
"Spells you cast cost less to cast."
less to cast."
Council of the Absolute77%
$0.31↓#24466↓0.53↑13.5 years↓
"Spells with the chosen name you cast cost less to cast."
less to cast."
Uthros Psionicist77%
$0.22↓#9584↓0.22↓1.2 years↓
"The second spell you cast each turn costs less to cast."
less to cast."
Raging Battle Mouse77%
$0.22↓#12427↓0.00↓3.1 years↓
"The second spell you cast each turn costs less to cast."
less to cast."
Hardened Berserker77%
$0.04↓#24352↓0.00↓11.6 years↓
"Whenever this creature attacks, the next spell you cast this turn costs less to cast."
less to cast."
Highspire Bell-Ringer76%
$0.16↓#10943↓0.00↓1.5 years↓
"The second spell you cast each turn costs less to cast."
less to cast."
Umori, the Collector76%
$0.31↓#10770↓0.00↓6.5 years↓
"Spells you cast of the chosen type cost less to cast."
less to cast."
Sapphire Medallion76%
$7.87↑#354↑0.3429.0 years
"Blue spells you cast cost less to cast."
less to cast."
Naiad of Hidden Coves76%
$0.22↓#10618↓0.06↓6.7 years↓
"During turns other than yours, spells you cast cost less to cast."
less to cast."
Killian, Ink Duelist76%
$0.31↓#3410↓0.285.5 years↓
"Spells you cast that target a creature cost less to cast."
less to cast."
Geyser Drake75%
$0.13↓#8697↓0.19↓2.5 years↓
"During turns other than yours, spells you cast cost less to cast."
less to cast."
Emerald Medallion75%
$5.16↑#582↑0.3029.0 years
"Green spells you cast cost less to cast."
less to cast."
Urza's Incubator74%
$20.34↑#311↑0.62↑27.4 years↓
"Creature spells of the chosen type cost less to cast."
less to cast."
Ruby Medallion74%
$14.07↑#293↑0.2829.0 years
"Red spells you cast cost less to cast."
less to cast."