As per our latest Development Blog, with the start of the new PVP season on the 3rd of June we performed a seasonal soft reset of trophies.

This means that on the 3rd of June, your trophies were reset to your actual MMR (Matchmaking Rating). This was done in order to improve the matchmaking in pvp, and you can read more about the new trophy system here.

Any rewards due to excess trophies have also been delivered together with the reset: