The defender spent 3 years at Barca sooner than departing for Sporting Lisbon in the summertime.
Mathieu will arise towards his former aspect on Wednesday night time within the Champions League and ahead of the fit he has been reflecting on his spell in Spain.
“I have no idea [if I would celebrate],” he said. “I’ve so much of admire for my former team-mates and the enthusiasts.
“If I rejoice it’s going to be for Bartomeu and Robert Fernandez, as a result of I believe the way in which they handled me used to be very tricky for me.
“It used to be simply the 2 of them. But that is soccer and now I am more than pleased. I don’t care anymore.
FOLLOW LIVE BARCELONA NEWS UPDATES HERE
“With respect to Barcelona itself, here I feel a bit like when I was in Valencia. It is a very familiar club and I was comfortable from day one.”
The Frenchman become a standard starter below Luis Enrique however ceaselessly got here in for complaint for his shows.
One sport particularly noticed Spanish newspaper Sport put some of the blame at the 33-year-old for his phase of their Three-Zero defeat to Juventus within the Champions League.
Mathieu used to be as a result dropped for the second one leg of their quarter-final assembly and that humiliating first-leg defeat became out to be his ultimate for the membership.
And the skilled centre-back wasn’t pleased with the protection he gained within the press.
“The newspaper Sport, I am a bit f***** up with them as a result of each and every time I performed they all the time had one thing unhealthy to mention towards me,” Mathieu added.
“Football is a workforce recreation and whilst you lose it’s by no means the fault of one, this is my opinion.
“I’ve observed the fit towards Juventus and everybody says that I used to be the issue. It is correct that [on the first] objective I’m one towards one and don’t take on, stand off after which they make a go.
“They may just say ‘what does Mascherano or Pique do?’, however no. It is my opinion.”