A Baldur's Gate 3 player has figured out what's scribbled on Karlach's big horn - and no, it's not a warranty.
"We have been trying to reach you about your Infernal engine’s extended warranty," is initially what one Baldur's Gate 3 player proclaimed to be written on Karlach's horn. That would be quite funny, but thankfully it's not the case - it's more intreresting than that.
