The Uruguayan came to Cluj for 2.2m in July 2008, then left a year later to join Porto for 5.7m and Inter paid 8.8m in August 2012.
"I feel great and had told you that Inter were yet to see the real Pereira. I adapted well, am relaxed and am waiting for the Coach to decide whether or not I'll play.
"The important thing is to work for the team and do it in the best way possible. The change of system is not a problem for me, as I have played with a three-man defence for Uruguay and have the characteristics to play in a 4-3-3 too."