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.
Frilled Sea Serpent100%
$0.04↓#255740.93↑8.1 years
": This creature can't be blocked this turn."
unblockable, mana-sink, activated-ability
Blockade Runner98%
$0.14↑#290030.53↑26.9 years↑
": This creature can't be blocked this turn."
unblockable, activated-ability, evasion
Frostpeak Yeti98%
$0.23↑#17152↑0.005.6 years↓
": This creature can't be blocked this turn."
unblockable, activated-ability, evasion
Trespassing Souleater97%
$0.09↑#269660.0015.3 years↑
": This creature can't be blocked this turn."
unblockable, activated-ability, evasion
Snowmelt Stag96%
$0.11↑#241970.081.4 years↓
": This creature can't be blocked this turn."
unblockable, mana-sink, activated-ability
Drownyard Amalgam96%
$0.18↑#20278↑0.27↑4.9 years↓
": This creature can't be blocked this turn."
unblockable, mana-sink, activated-ability
Agent of Horizons94%
$0.02↓#305000.0612.9 years↑
": This creature can't be blocked this turn."
unblockable, activated-ability, evasion
Daring Saboteur94%
$0.08↑#10986↑0.36↑8.9 years↑
": This creature can't be blocked this turn."
unblockable, mana-sink, activated-ability
Guild Thief93%
$0.05#228720.25↑5.1 years↓
": This creature can't be blocked this turn."
unblockable, mana-sink, activated-ability
Gearseeker Serpent92%
$0.15↑#17186↑0.009.9 years↑
": This creature can't be blocked this turn."
unblockable, mana-sink, activated-ability
Sewer Crocodile91%
$0.06↑#270680.33↑4.4 years↓
": This creature can't be blocked this turn. This ability costs less to activate if there are five or more mana values among cards in your graveyard."