A single-book Robin Hood RPG published by Tower Games, an English company.
From the back cover:
Welcome to Darkwood
It began in 1066. The Norman army smashed English resistance and conquered Britain. As the armies fell to the Normans, the commoners and farmers rose up against the invaders in defiant and bloody resistance.
But all who have stood against the Normans have been crushed and trampled. ne by one the people gave up hope and accepted a life of virtual slavery.
Out of this time a band of heroes will emerge, Their fame will bring hope to the oppressed Anglo-Saxon peoples, and strike fear into the corrupt hearts of Prince John and his agents. One man shall lead this band, one man who carries a longbow and wears a hood...
A legend will be born...