Is MMR something that takes quite a while to change or does it change quite quickly? (like said in smurf detection strategies) I’m just a bit confused because I got match MVP twice in a row on top of some more before that, but I’m still get...

So I am gold 3 and wanna start playing raze more often I mastered the satchel jump and can do all of that stuff but I wanna know how should I use raze in these types of lobbies because my friends said raze isn’t a supposed to enter so what...