a portal gun?

Reynir is playing Portal and not being very good at it

Reynir found a portal gun, and discovered the Infinite Freefall trick, all by himself. Sadly, he forgot to plan for the landing

Reynir saying he's stupid because he failed in the videogame Portal 2 with Emil (Because he can)

Reynir's been playing video games for hours and Emil wants a turn.

reynir is hogging the video game and emil wants a turn

reynir discovers the joys of both pong and making a cat chase a dot across a screen in one go

Reynir and a fat cat playing Pong

Reynir loses pong to a cat.