remains to be seen , i saw Pellegerini use 4-4-2 , 4-4-1-1 & 4-2-3-1 (think it was barca or Real game ) this season alone.. needless to say Diamond 4-4-2 when Roman was with him.. i think he adapt the formation to the players he has..
he play Ibagaza (an AM ) on the side.. same thing for Cani...