The top two teams in La Liga at present have given us some enthralling matches throughout the course of the season. Now they will do battle in Europe in the quarterfinals of the Champions League.
When they last met in a two-leg encounter, Barcelona were victorious by the away-goal rule. These games are sure to be tightly contested events.
Watching from a distance will be a select number of players who have had the privilege of playing for two of Spain's biggest clubs.
Perhaps, a reason for this is that the two sides have often had different priorities. Atletico have had a difficult period in the last 20 years, but all that has changed recently.
Here is a list of eight players who were fortunate to wear the uniform of both Atletico Madrid and Barcelona.