Speedrun: How to Kill Player Enjoyment

We finally hit Diamond again, so it's time to play pubs. We drop at Dropzone, win the match, finish 1st place with only 800 damage, and then spend 15 minutes wandering around the map doing nothing.

And now, as a "test," you're planning to prevent Diamond players from queuing with their friends after reaching Diamond. You really can't seem to decide how else to ruin the game.