Devouring Rage {4}{R}
Instant — Arcane
As an additional cost to cast this spell, you may sacrifice any number of Spirits.
Target creature gets +3/+0 until end of turn. For each Spirit sacrificed this way, that creature gets an additional +3/+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.
Devouring Greed 100%
$0.19#16325
"As an additional cost to cast this spell, you may sacrifice any number of Spirits."
Growth Cycle 98%
$0.05#28525
"Target creature gets +3/+3 until end of turn. It gets an additional +2/+2 until end of turn for each card named this card in your graveyard."
Colossal Growth 98%
$0.27#14164
"Target creature gets +3/+3 until end of turn. If this spell was kicked, instead that creature gets +4/+4 and gains trample and haste until end of turn."
Might of Murasa 98%
$0.11#20128
"Target creature gets +3/+3 until end of turn. If this spell was kicked, that creature gets +5/+5 until end of turn instead."
Vampire's Bite 95%
$0.30#20823
"Target creature gets +3/+0 until end of turn. If this spell was kicked, that creature gains lifelink until end of turn."
Stolen Vitality 93%
$0.14#14894
"Target creature gets +3/+1 until end of turn. If it's your turn, that creature gains trample until end of turn. Otherwise, it gains first strike until end of turn."
Fully Grown 93%
$0.30#10829
"Target creature gets +3/+3 until end of turn. Put a trample counter on it."
Gimli's Fury 93%
$0.15#10545
"Target creature gets +3/+2 until end of turn. If it's legendary, it also gains trample until end of turn."
Rites of Reaping 92%
$0.05#30041
"Target creature gets +3/+3 until end of turn. Another target creature gets -3/-3 until end of turn."