FPS DROP (gameplay/Client)

During a match my fps dropped harshly so a decided to disconnect than reconnect but the game crashed 3 times in the process of reconnectiong and when i finally managed to reconnect the game crashed again..... 4 bugsplats..... why..? my internet is fine. and my PC is fine.. its the game.it needs to be looked at.

at first i thought it was because of DJ sona cause shes been in every game til that one. so i dont think its her