Playstyle
Groot walls will always be very good. Can shut off enemy line of sight, heals, ultimates, and create more advantages situations. Although he seems complex groot walls can be used offensively and defensively. Try to use your Iron wall for either its CC immunity or it being able to cut off tanks from the team. Make sure your grass walls are being used to occupy important space and to deal damage. His ultimate is almost always up. Throw the bomb off cool down and make sure to use cool downs in conjuction.