Don't know the appearance but know the abilities
Passive- The lower his health his, the higher AD he got. He also gets more AD when allies are dead. (For example, 1 ally die- gains 10 more AD. 2 allies die-gain 20 more AD... something like that)
Q- Rubber Pistol
Fling his hand back in a straight line, attacking all the enemies/minons(skill shot) and fire it in a different straight line which deals more damage depending on the damage it dealt when he flings his hand back. (skill shot)
W- Rubber Balloon
Inflate himself which gives him a temporary shield, and makes him bounces toward a target location.
E- Rubber Battling Gun
It's basically like Corki's E
R- Rubber Rocket Launcher/ Rubber Grab
Flings his hands back and fire it in a straight line (skill shot), and all the enemies in it's way will be knocked into the end of the shot.
Activate a second time to grab them back. (activation need to be in a certain amount of time)