Thomas Tuchel and Mikel Arteta stand among the more meticulous managerial contemporaries, but the two coaches have met head-to-head on just a few occasions.
Chelsea's decision to part ways with Tuchel at the start of the 2022/23 season, which Arteta admitted came as a surprise at the time, meant there was little chance for a rivalry to brew and form.
With Tuchel exiting the Premier League and the Spaniard continuing to build in north London, any head-to-head duels between the pair moving forward are likely to arrive via the Champions League.
Here's a rundown of the head-to-head record between Arteta and Tuchel.
Arsenal certainly hadn't escaped their 'banter era' when these two managers met for the first time, with current Gooner and then Chelsea midfielder Jorginho deciding the encounter.
The Italian's overhit back-pass forced Kepa Arrizabalaga to scramble and, despite the Spaniard preventing an own goal, he couldn't prevent Pierre-Emerick Aubameyang and Emile Smith Rowe from combining for the game's only goal.
Tuchel rung the changes for this midweek encounter, with Chelsea tasting defeat to Leicester in the FA Cup final just a few days later. Arsenal, meanwhile, finished eighth in the Premier League table despite their late-season victory at Stamford Bridge.
2020/21 would end with Chelsea holding the Champions League trophy aloft. Kai Havertz sunk Manchester City in Porto and expectations were sky-high for Tuchel's Blues heading into the new season.
Romelu Lukaku, who'd just inspired Inter to their first Scudetto in a decade, returned to the club and Arsenal felt the full effect of the Belgian on Matchday 2 of the 2021/22 campaign.
Reece James had a field day down the right flank against a Gunners side that would start