Herald of Serra 
Creature — Angel
$4.40 #31058 0.06 28.0 years
Flying, vigilance
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
(At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)Click a line or tag to filter
Cards similar to Herald of Serra 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.
Vug Lizard96%
$0.20↓#316390.0528.0 years
"Echo 
"
"
Acridian94%
$0.16↓#292660.0028.0 years
"Echo 
"
"
Shivan Raptor94%
$0.08↓#313250.0028.0 years
"Echo "
"
Viashino Outrider94%
$0.10↓#322110.0528.0 years
"Echo "
"
Cradle Guard94%
$0.17↓#310560.0028.0 years
"Echo "
"
Winding Wurm94%
$0.18↓#320610.17↑28.0 years
"Echo 
"
"
Flamecore Elemental93%
$0.04↓#321420.1120.0 years↓
"Echo "
"
Pouncing Jaguar93%
$0.20↓#297680.0028.0 years
"Echo "
"
Goblin Patrol92%
$0.22↓#305220.0028.0 years
"Echo "
"
Radiant's Dragoons92%
$0.17↓#317170.0027.7 years
"Echo 
"
"
Bone Shredder92%
$0.12↓#9460↑0.1227.7 years
"Echo 
"
"
Tempest Drake88%
$0.11↓#318470.0029.7 years↑
"Flying, vigilance"
Zephyr Falcon88%
$0.10↓#269990.0032.4 years↑
"Flying, vigilance"
Hovermyr88%
$0.23↓#8139↑0.20↑15.4 years↓
"Flying, vigilance"
Armored Griffin88%
$0.12↓#23413↑0.17↑28.3 years
"Flying, vigilance"
Swooping Lookout88%
$0.31↓#10172↑0.003.7 years↓
"Flying, vigilance"
Ghostly Sentinel88%
$0.04↓#302220.20↑11.0 years↓
"Flying, vigilance"
Skyhunter Prowler88%
$0.07↓#23086↑0.0522.4 years↓
"Flying, vigilance"
Courier Hawk88%
$0.14↓#23418↑0.0021.0 years↓
"Flying, vigilance"
Serra Sphinx88%
$0.18↓#263530.0019.7 years↓
"Flying, vigilance"