Yeah, no they can't. To control them, you have to know you are dreaming, and be a lucid dreamer, and you don't have to be a gamer.
You know, don't believe everything you read.
To control your dreams.
Step 1, keep thinking of one single thing
Step 2, after fallen asleep the thing you were thinking of will become one of the main things in your mind, effecting what you see in a dream
Step 3, have fun in your dream
Step 4, the worst step, be woken up