Hey, CheffyPogiJP12!
Thanks for getting in touch about your matchmaking issues, 20 minutes is definitely longer than we would like any of our heroes to wait to get hacking and slashing at their foes!
To troubleshoot this issue we ask that you complete our Connectivity FAQ for this game.
After completing all of these steps, if the issue continues please let us know so that we can look into this further with you.
Thank you.