Pyre Charger 

Creature — Elemental Warrior
Haste
{R}: This creature gets +1/+0 until end of turn.
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.
Furnace Spirit 100%
$0.11#31017
"{R}: This creature gets +1/+0 until end of turn."
+1 more matching line
Goblin Fire Fiend 100%
$0.04#28881
"{R}: This creature gets +1/+0 until end of turn."
+1 more matching line