Real Madrid will host Atletico at the Santiago Bernabeu on Tuesday in the first leg of their UEFA Champions League semi-final.
Los Blancos have met their city rivals in the competition in each of the last four seasons, including in the 2014 and 2016 finals.
On all three occasions thus far Real won, so Diego Simeone's side will be desperate to avenge the defeats and reach another final.
Read on for a full preview of the contest, complete with viewing information:
Date: Tuesday, May 2
Time: 7:45 p.