User summary:
This card set was offered as a "D&D Rewards" for participation above a certain level in the LGR - Legacy of the Green Regent. The set of ten cards was mailed to recipients but never made generally available. Cards could be "played", as noted on the card itself, to gain some advantage in the organized play program.
Set 3 included one character origin option, usable during character creation:
Innovative Paths
As well as six general cards, usable during play:
Kaapow!
Call of the Wild
Force of Personality
Not Done Yet
Feign Surprise
Desperate Maneuver
And three character expansion cards, usable between sessions:
Path of the Soldier
Path of Shadows
Red Fellowship Recruit