Elementalist's Palette 
Artifact
$0.27 #3977 0.29 5.5 years
Whenever you cast a spell with 
in its mana cost, put two charge counters on this artifact.
in its mana cost, put two charge counters on this artifact.
: Add one mana of any color.: Add 
for each charge counter on this artifact. Spend this mana only on costs that contain .Click a line or tag to filter
Cards similar to Elementalist's Palette 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.
Gilded Lotus92%
$0.62↑#412↑0.06↓23.0 years↑
": Add three mana of any one color."
: Add three mana of any one color."
Rosheen Meanderer91%
$0.31↑#12646↓0.56↑18.5 years↑
": Add . Spend this mana only on costs that contain ."
: Add . Spend this mana only on costs that contain ."
Manalith88%
$0.19↓#7230↓0.00↓15.3 years↑
": Add one mana of any color."
: Add one mana of any color."
Sol Grail86%
$0.28↑#24939↓0.2430.4 years↑
": Add one mana of the chosen color."
: Add one mana of the chosen color."
Rosheen, Roaring Prophet86%
$0.17↓#14424↓0.06↓2.3 years↓
": Reveal any number of cards with in their mana cost in your hand. Add for each card revealed this way. Spend this mana only on costs that contain ."
: Reveal any number of cards with in their mana cost in your hand. Add for each card revealed this way. Spend this mana only on costs that contain ."
Firemind Vessel86%
$0.22↓#42560.00↓7.5 years↑
": Add two mana of different colors."
: Add two mana of different colors."
Sceptre of Eternal Glory84%
$18.28↑#2378↑0.40↑4.0 years↓
": Add one mana of any color."
: Add one mana of any color."
Zimone, Infinite Analyst84%
$0.37↑#7414↓0.56↑0.5 years↓
"Whenever you cast your first spell with in its mana cost each turn, put two +1/+1 counters on this card."
in its mana cost each turn, put two +1/+1 counters on this card."
Bender's Waterskin84%
$0.95↑#535↑0.230.9 years↓
": Add one mana of any color."
: Add one mana of any color."
Troyan, Gutsy Explorer83%
$0.17↓#5624↓0.06↓3.1 years↓
": Add 
. Spend this mana only to cast spells with mana value 5 or greater or spells with in their mana costs."
: Add . Spend this mana only to cast spells with mana value 5 or greater or spells with in their mana costs."
Nev, the Practical Dean82%
$0.22↓#8419↓0.190.5 years↓
"Whenever you cast your first spell with in its mana cost each turn, put X +1/+1 counters on this card."
in its mana cost each turn, put X +1/+1 counters on this card."
Zaxara, the Exemplary82%
$1.95↑#5798↓0.50↑6.5 years↑
"Whenever you cast a spell with in its mana cost, create a 0/0 green Hydra creature token, then put X +1/+1 counters on it."
in its mana cost, create a 0/0 green Hydra creature token, then put X +1/+1 counters on it."+1 more matching line
Astral Cornucopia82%
$0.30↑#1315↑0.06↓12.7 years↑
": Choose a color. Add one mana of that color for each charge counter on this artifact."
: Choose a color. Add one mana of that color for each charge counter on this artifact."
Relic of Legends82%
$0.75↑#533↑0.07↓4.1 years↓
": Add one mana of any color."
: Add one mana of any color."
Hot Dog Cart82%
$0.21↓#6106↓0.311.1 years↓
": Add one mana of any color."
: Add one mana of any color."
Replicating Ring82%
$0.43↑#1633↑0.05↓5.7 years
": Add one mana of any color."
: Add one mana of any color."
Hermitic Herbalist80%
$0.22↓#6761↓0.270.9 years↓
": Add one mana of any color."
: Add one mana of any color."
Black Mana Battery80%
$0.70↑#26106↓0.06↓32.4 years↑
", Remove any number of charge counters from this artifact: Add 
, then add an additional for each charge counter removed this way."
, Remove any number of charge counters from this artifact: Add , then add an additional for each charge counter removed this way."+1 more matching line
Honored Heirloom80%
$0.22↓#8532↓0.00↓4.9 years
": Add one mana of any color."
: Add one mana of any color."
Overgrown Zealot80%
$0.18↓#6875↓0.252.1 years↓
": Add one mana of any color."
: Add one mana of any color."