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SupportedFeature
0xB9
S->C Variable All Active
Metadata
Direction
S->C
Size
3 or 5
Type
Variable
Client Version
All
Status
Active
Description
Sends supported feature flags based on expansion/account.
Notes
May be sent multiple times; account slot flags applied.
Packet Structure
00:ID(0xB9)
if extended: Flags(4)
else Flags(2)