We're pretty sure only Sergio Ramos can calm down Diego Costa. As super powers go, that is pretty cool.
It's safe to say Diego Costa is one of the most terrifying players in the Premier League, and he's been kicking the life out of top-flight defenders since last season.
And we reckon defenders would LOVE to get their own back on him, and they will be over the moon when they saw Sergio Ramos getting stuck in to him in Spain training.
While Costa would usually go absolutely ballistic at someone who had tripped him, he was much more relaxed (still a big mad) with Ramos.
However, we reckon he won't be too pleasant when he comes up against one of his great rivals... Martin Skrtel in tonight's clash. The last time the two met on the international stage, they had a niggling, nasty affair with lots of kicks and swipes and they carried that on to a rather angry battle when Chelsea faced Liverpool: