What you get him for his birthday:

You know he loves to game, so this is what you buy him.

Or

You know he loves the game, who you buy him a cool poster.

How you sleep:

You always wear one of his many hoodies when you guys sleep.

Or

He holds you as you sleep.

What you do to get his attention:

You stand in front of him and lick your lips, which makes him blush.

Or

Simple. You pretend to cry and he freaks out.

What anime characters you compare him to:

1) Ayato Samaki: He has a habit of wanting to bite you, and maybe drink your blood.

2) Karma Akabane: He points a gun at people.

3) Katsuki Bakugou: He has called you a 'Fucking nerd!' before.

How he dances:

He just kind of....yeah.