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.
Reflex Sliver100%
$0.28↓#14232↓0.89↑19.6 years↓
"All Sliver creatures have haste."
typal-sliver, keyword-anthem, gives-haste
Firewake Sliver97%
$0.32↓#10393↓0.27↓19.9 years↓
"All Sliver creatures have haste."
typal-sliver, keyword-anthem, gives-haste
Blur Sliver96%
$0.32↓#66580.4113.1 years↓
"Sliver creatures you control have haste."
typal-sliver, keyword-anthem, gives-haste
Cloudshredder Sliver90%
$3.26↑#3393↑0.70↑7.2 years↓
"Sliver creatures you control have flying and haste."