Weftwalking 


Enchantment
When this enchantment enters, if you cast it, shuffle your hand and graveyard into your library, then draw seven cards.
The first spell each player casts during each of their turns may be cast without paying its mana cost.
click a line to search just that ability, click more to combine them
Cards that do something similar 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.
Damping Sphere 91%
$0.89#4999
"Each spell a player casts costs {1} more to cast for each other spell that player has cast this turn."
Once Upon a Time 89%
$1.45#8818
"If this spell is the first spell you've cast this game, you may cast it without paying its mana cost."
Deafening Silence 88%
$2.03#1946
"Each player can't cast more than one noncreature spell each turn."
City of Solitude 87%
$24.45#12894
"Players can cast spells and activate abilities only during their own turns."
Ian Malcolm, Chaotician 87%
$6.55#11008
"During each player's turn, that player may cast a spell from among the cards they don't own exiled with this card, and mana of any type can be spent to cast it."
Knowledge Pool 86%
$1.03#6771
"Whenever a player casts a spell from their hand, that player exiles it. If the player does, they may cast a spell from among other cards exiled with this artifact without paying its mana cost."
Colfenor's Plans 85%
$0.37#18876
"You can't cast more than one spell each turn."
+1 more matching line
Phyrexian Censor 83%
$0.33#4365
"Each player can't cast more than one non-Phyrexian spell each turn."