Batwing Brume 
Instant
$3.93 #6526 0.10 18.2 years
Prevent all combat damage that would be dealt this turn if 
was spent to cast this spell. Each player loses 1 life for each attacking creature they control if 
was spent to cast this spell. (Do both if was spent.)
was spent to cast this spell. Each player loses 1 life for each attacking creature they control if was spent to cast this spell. (Do both if was spent.)Click a line or tag to filter
Cards similar to Batwing Brume 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.
Respite76%
$0.36↓#8696↓0.24↑29.0 years↑
"Prevent all combat damage that would be dealt this turn. You gain 1 life for each attacking creature."
Boros Fury-Shield71%
$0.16↓#16884↓0.20↑21.0 years↑
"Prevent all combat damage that would be dealt by target attacking or blocking creature this turn. If 
was spent to cast this spell, this card deals damage to that creature's controller equal to the creature's power."
was spent to cast this spell, this card deals damage to that creature's controller equal to the creature's power."
Tangle71%
$4.28↑#61071.00↑26.0 years↑
"Each attacking creature doesn't untap during its controller's next untap step."
Harmless Assault70%
$0.12↓#25297↓0.1216.5 years↓
"Prevent all combat damage that would be dealt this turn by attacking creatures."
Jaheira's Respite70%
$0.80↓#5170↑0.32↑4.4 years↓
"Prevent all combat damage that would be dealt this turn."
Arachnogenesis70%
$1.66↓#1237↑0.48↑10.9 years↓
"Create X 1/2 green Spider creature tokens with reach, where X is the number of creatures attacking you. Prevent all combat damage that would be dealt this turn by non-Spider creatures."