Blitzcrank

Overview
Blitzcrank is a character in League of Legends. He is a large, boisterous, yellow robot, well known for a humorous manner of speech and his trademark grab. He is traditionally played as a support character in the bottom lane.

Details
Blitzcrank was one of the first character that Stephen identified with, hence his propensity for playing as him. In order to play a character in League, Stephen needs to feel a kinship with them and Blitz's mannerisms were one of the first to speak to him. In addition, this began a theme of Stephen needing to play robot/robotic characters.

Related Jokes
Blitzcog - name Stephen mistakenly called him early on

Blitz walking right into nexus and dealing the final blows - memorable game event in which Stephen finished the game by himself as Blitzcrank

BULLHAMMAH ! - Nickname given to Blitzcrank's knockup