Grock

In teamfights,initiate with Grock's 2nd Skill to trap the enemies,then charge into the wall with his Ultimate.While the enemies are airborne, find a good angle to slam them into the wall with his 1st Skill and send them airborne again,then finish up with Basic Attacks.

In small skirmishes,use Grock's 2nd Skill to knock the enemy toward him,then use his 1st Skill to slam them into the wall.Use his Ultimate to charge into the wall and knock them airborne again,and finish the job with Basic Attacks.