Thunderscape Familiar 
Creature — Kavu
$0.25 #15646 0.27 25.6 years
First strike
Black spells and green spells you cast cost less to cast.
less to cast.Click a line or tag to filter
Cards similar to Thunderscape Familiar 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.
Jet Medallion94%
$12.06↑#278↑0.2228.9 years↑
"Black spells you cast cost less to cast."
less to cast."
Emerald Medallion92%
$4.07↑#586↑0.2028.9 years↑
"Green spells you cast cost less to cast."
less to cast."
Stormscape Familiar90%
$0.94↑#6811↑0.14↓25.6 years
"White spells and black spells you cast cost less to cast."
less to cast."
Sunscape Familiar86%
$1.24↑#6127↑0.14↓25.6 years
"Green spells and blue spells you cast cost less to cast."
less to cast."
Goblin Anarchomancer86%
$0.43↑#550↑0.195.2 years↓
"Each spell you cast that's red or green costs less to cast."
less to cast."
Steel Leaf Paladin80%
$0.13↓#31672↓0.00↓25.6 years
"First strike"
The Earth Crystal80%
$13.76↑#723↑0.42↑1.2 years↓
"Green spells you cast cost less to cast."
less to cast."
Scarred Puma79%
$0.07↓#31429↓0.2925.9 years
"This creature can't attack unless a black or green creature also attacks."
The Darkness Crystal78%
$4.24↑#1226↑0.66↑1.2 years↓
"Black spells you cast cost less to cast."
less to cast."
Bontu's Monument78%
$4.11↑#676↑0.259.4 years↓
"Black creature spells you cast cost less to cast."
less to cast."
Rhonas's Monument78%
$1.29↑#2145↑0.16↓9.4 years↓
"Green creature spells you cast cost less to cast."
less to cast."
Abzan Runemark76%
$0.11↓#19333↓0.11↓11.6 years↓
"Enchanted creature has vigilance as long as you control a black or green permanent."
Rage Weaver76%
$0.10↓#31618↓0.50↑25.9 years
"
: Target black or green creature gains haste until end of turn."
: Target black or green creature gains haste until end of turn."
Bloodhall Ooze76%
$0.52↑#21493↓0.07↓17.6 years↓
"At the beginning of your upkeep, if you control a black permanent, you may put a +1/+1 counter on this creature."
Ashenmoor Cohort75%
$0.14↓#31312↓0.2718.3 years↓
"This creature gets +1/+1 as long as you control another black creature."
Nightshade Assassin74%
$0.17↓#135880.50↑19.9 years↓
"First strike"
Creakwood Liege73%
$0.33↑#5122↑0.2118.1 years↓
"Other black creatures you control get +1/+1."
Marshmist Titan72%
$0.10↓#22003↓0.42↑12.6 years↓
"This spell costs 
less to cast, where X is your devotion to black."
less to cast, where X is your devotion to black."
Memory Crystal72%
$2.14↑#23969↓0.60↑28.2 years↑
"Buyback costs cost less."
less."
Crabapple Cohort72%
$0.08↓#29591↓0.16↓18.3 years↓
"This creature gets +1/+1 as long as you control another green creature."