If you want to play Guns of Icarus Online during the Game Night, but still don't own it, Green Man Gaming has it on sale as part of a $2 bundle:
http://www.greenmangaming.com/s/us/en/pc/games/action/indie-focus-bundle/
Use Voucher 23PERC-ENTOFF-48HOUR to reduce the price to $1.54.
Green Man...