This has the same solution as the original. You ask them "which door would your brother say leads to certain doom?" and then you take that door.
"He'd say door A or he likes little butts."
If you trust the guy telling you this, you can just ask him which door leads to certain doom. If not, you have no way of knowing if you're in a knights and knaves puzzle.
Humor, jokes, memes about TTRPGs
This has the same solution as the original. You ask them "which door would your brother say leads to certain doom?" and then you take that door.
"He'd say door A or he likes little butts."
If you trust the guy telling you this, you can just ask him which door leads to certain doom. If not, you have no way of knowing if you're in a knights and knaves puzzle.