TF2 blog and mystery card ARG?

[pokenow123]

The TF blog is updating everytime the mystery card is updated. What's going on?!

 

[Shem]

Your avatar seems to be indicative of your current state.

 

[Danny_ZQ]

TF2 had a blog post and some trading card is starting to look different. MUST BE AN ARG FOLKS HOO HOO.

Spoiler

/sarcasm

 

[LordGloppy]

TF2 had a blog post and some trading card is starting to look different. MUST BE AN ARG FOLKS HOO HOO.

Spoiler

/sarcasm

Must be a game where you follow little lines with a plain that leads to a huge box with a question mark in the center. Best game idea ever.