It's all a plot dreamt up by Pep's medical team to trick the refs into sending everyone off who happens to sneeze within spitting distance of KDB. That is effectively what some of them are saying. It's more imaginative than the strange doping delusions they are indulging on some of the other City threads over there though.That is quite funny.
A standard cynical foul - yep, late, high, reckless, possibly excessive force.
It looks to me that what he got was a knee on knee (or shin on shin) whack, a bit like banging your funny bone bu tharder, which made him feel rough and lacking much sensation.