So, for my latest horror theory, lets combine this with the corrupted Shardplate idea. A new kind of fused: Instead of possessing merely the body of a parsh-person, El tried to place his ‘self’ into a human. One of our beloved knight radiants.
The resulting being managed to retain something of both personalities, but is mad and twisted.
Which radiant?
*Gives a suspicious side-eye to that Z*