Jabari's Banner 
Artifact
$0.23 #27162 0.20 29.2 years
, 
: Target creature gains flanking until end of turn. (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)Click a line or tag to filter
Cards similar to Jabari's Banner 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.
Agility84%
$0.21↓#243340.10↓29.9 years
"Enchanted creature gets +1/+1 and has flanking."
Cavalry Master82%
$0.15↓#267940.2219.9 years↓
"Other creatures you control with flanking have flanking."
Viashino Weaponsmith76%
$0.15↓#313140.00↓27.9 years↓
"Whenever this creature becomes blocked by a creature, this creature gets +2/+2 until end of turn."
Somberwald Alpha74%
$0.18↓#19942↑0.06↓11.1 years↓
"Whenever a creature you control becomes blocked, it gets +1/+1 until end of turn."
Deepwood Wolverine74%
$0.23#303770.00↓26.9 years↓
"Whenever this creature becomes blocked, it gets +2/+0 until end of turn."
Razorclaw Bear74%
$29.81↑#20911↑0.41↑28.2 years↓
"Whenever this creature becomes blocked, it gets +2/+2 until end of turn."
Snorting Gahr74%
$0.15↓#315620.40↑26.9 years↓
"Whenever this creature becomes blocked, it gets +2/+2 until end of turn."
Slashing Tiger74%
$75.32↑#314300.00↓27.3 years↓
"Whenever this creature becomes blocked, it gets +2/+2 until end of turn."
Deeproot Warrior74%
$0.09↓#280490.00↓8.9 years↓
"Whenever this creature becomes blocked, it gets +1/+1 until end of turn."
Norwood Warrior74%
$0.58↑#299890.31↑28.2 years↓
"Whenever this creature becomes blocked, it gets +1/+1 until end of turn."
Trained Cheetah74%
$10.95↑#317730.57↑27.3 years↓
"Whenever this creature becomes blocked, it gets +1/+1 until end of turn."
Silent Assassin72%
$0.53↑#258020.56↑26.9 years↓
"
: Destroy target blocking creature at end of combat."
: Destroy target blocking creature at end of combat."
Rabid Rats70%
$0.18↓#238470.00↓28.5 years
": Target blocking creature gets -1/-1 until end of turn."
: Target blocking creature gets -1/-1 until end of turn."
Retaliation70%
$0.14↓#244080.57↑27.9 years↓
"Creatures you control have "Whenever this creature becomes blocked by a creature, this creature gets +1/+1 until end of turn.""