I checked several games, and I can assure you Lex never wrote any rules forbidding dead people to be seer's proxy, specifically
[HEAVY SARCASM]Yeah, because having an unkillable seer proxy doesn't break the game in favor of the villagers. There's no evidence of that in this thread at all.[/HEAVY SARCASM]
Catatar made for me many years ago ... pretty sure by banjo1985
Werewolf Awards: 'Best Narration: Helgraf' Rabbit says stuff that makes me blush.