Strange online icon

[Bullstein]

Anyone know what the little square at the top of the screen is?

I noticed it in a MLO game where it stayed throughout but disappeared in the next game

 

[LeChuck]

While in the pre-match screen the square will emerge if one user has chosen "kick-off", to show that he is ready. This is probably just a bug.

 

[Enlil]

it's clearly a flying saucer.