Texas and Tennessee face off with storylines spanning the rights to 'UT', shared orange branding and Manning family ties, even though the teams haven't met since 1969.
Texas players and staff left Knoxville with a pointed parting shot referencing the two schools' overlapping abbreviation, among the week's notable trash talk in college football.
The two London clubs are set to meet on Saturday at The Den for the first time in more than 14 years, according to BBC Sport.
ESPN highlighted Missouri's rivalry jabs at Kansas as part of a roundup of trolling moments from Week 2 of the college football season.