I've always wondered why you couldn't pick your gun skins before the round starts, I mean they do give you 60 seconds? To pick your agent so there is plenty of time to do a little bit of swapping of the skins. Maybe the color set you got go...

Since the RR reduction is only for high elo, specially for the Radiant rank, you can think of this 5 stack queue almost as a different mode completly but inside the regular soloQ. I think they want to focus on people that want the full team...

This is a clip of mine from ranked gameplay top 1k, I am playing Astra post plant and I end up getting a quick 1v3 to secure pistol round, enjoy!