Wenger: Costa always gives us trouble

SO OFTEN for Chelsea he was the scourge of Arsene Wenger and his Arsenal stars.

MOST COACHING APPS IN UEFA COMPS

CL EL SC CWC IT WCC Total Sir Alex Ferguson 210 15 5 38 0 1 269 Arsene Wenger 202 29 0 18 0 0 249 Mircea Lucescu 131 65 2 22 2 0 222 Giovanni Trapattoni 82 100 1 17 0 1 201 Carlo Ancelotti 160 26 3 0 6 1 196 Jupp Heynckes 70 92 0 0 12 0 174 Rafael Benitez 111 58 2 0 0 0 171 Jose Mourinho 135 28 3 0 0 0 166 Louis van Gaal 101 52 4 6 0 1 164 Ottmar Hitzfeld 102 44 1 10 0 1 157 CL Champions League, EL Europa League, SC Super Cup, Cup Winners Cup, IT Inter-Toto, WCC World Club Championship