Whenever I jump into Valorant I almost always get Ace or 4-players kills at the first and 2nd round of game, and then I start losing hard not getting a single kill until the switch. Do anyone know what I can do better to improve?

There has been a rise of toxic people in my lobbies. Something as small as a "?" tilts me for the rest of the day. Everytime a match ends I end up frustrated on how someone thinks im trash because every low elo player knows the game revolve...