Complete all the Quests at Heavens Peak, he's the final boss there.
heavens peak
yes
Sir William Forester died in 1718.
Sir William Knyvett died in 1515.
Sir William Shelley was born in 1480.
Sir William Brockman died in 1654.
Sir William Brockman was born in 1595.
Sir William Sidney was born in 1482.
Sir William Sidney died in 1554.
Sir William Dunch was born in 1578.
Sir William Dunch died in 1611.
Sir William Plumpton died in 1480.