This tactic seemed promising but I couldn't get it to deliver. I got lots of possession, equal in shots to the opponents, but often losing / drawing. Ended up getting the sack from Spurs (albeit in 2029) using this tactic. Inconsistent but promising. Highly frustrating as I don't think it would...
I too seem to be struggling with the 4-1-4-1 Rock on FMC in 2028 with Arsenal and not getting the success that most seem to be getting. Obviously, it's 2028 so there's lots of variables, but the players in the Arsenal team are pretty good, although some are new transfer in so they may be needing...