Go to Sarum, can hunt earl to find it. In the Eagle Market is an eagle statue, bow statue. Make sure you get the blessing then head straight to the next location, it is timed.
Go to Caerleon and in a tavarn is a statue of a dragon, bow statue.
Go to Snowdonia, swnnu is a Celt, but your essence, dragon/hydra/wyvern. You need one mark of Chivalry.
Go to the entrance to Camelot, as you go sough there is the Moat, go down then all south to Merlin.
Give essence Merlin