PES 2010
28 Achievements
1,000
Xbox 360
Wanderer
A title awarded when you have played for 10 clubs in total in 4 countries in Become a Legend.
40
How to unlock the Wanderer achievement in PES 2010 - Definitive Guide
shilbo, assassin
This counts across all Legends that you have, so all you have to do is play with 10 different sides across the 4 divisons. The easiest way is to skip games and transfer every transfer window until you have done that 9 times and been at 10 clubs. I don't think you have to have actually played.
