Lock and Load 

Sorcery
Draw a card, then draw a card for each other instant and sorcery spell you've cast this turn.
Plot {3}{U} (You may pay {3}{U} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)
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.
Torrent Sculptor // Flamethrower Sonata 82%
$0.22#24505
"Discard a card, then draw a card. When you discard an instant or sorcery card this way, Flamethrower Sonata deals damage equal to that card's mana value to target creature or planeswalker you don't control."
Fiery Encore 80%
$0.24#16350
"Discard a card, then draw a card. When you discard a nonland card this way, this card deals damage equal to that card's mana value to target creature or planeswalker."