打个游戏那么激动
“Why are you so worked up over a game?”
THE DIALOGUE REEL
看我大杀特杀 把他们杀个片甲不留
“Watch me dominate. I'm going to wipe them out.”
打个游戏 那么激动
“Why are you so worked up over a game?”
不是打游戏激动
“It's not the game.”
“Calm down, it's just a game.”
Placing '个' after a verb is an authentic colloquial habit to downplay the significance of an activity.
LEARNING CHUNKS & PARTICLES
just playing a video game
The insertion of '个' minimizes the action to imply that it is no big deal.
so worked up / so excited
Used to comment on someone who is overreacting emotionally to a casual situation.