As renata, During the mid-game, you may be able to focus on roaming and warding easily. Use your Q to self-peel in case you get caught.

Make sure that you play around vision as much as you can in the game. Enemies will definitely try to pre-ward brushes so stock up on Control Wards.

Stick around your team and don't squander about else you may lose opportunities for massive team fight wins. One thing you must focus on is warding and your safety. As renata, During the middle of the game, you can be able to focus on roaming and guard it easily. Use your Q for self-peel in case you get caught. Make sure you play around the vision as much as you can in the game. Enemies will certainly try pre-ward brushes to store on Control Wards. Stay around your team and don't waste on anything else you can lose opportunities for massive team battle victories. One thing you need to focus on is guard and your safety.