The Thursday's Group Stage will feature 16 top Counter-Strike: Global Offensive teams competing to see which 12 of them will move on to the second Group Stage games on Friday. While the festivities are taking place, viewers like you have a chance to earn special souvenir packages to commemorate the event.

To be eligible for a souvenir package, watch matches in-game, or watch your favorite Twitch stream with a linked account.

Have a favorite team or player? Show your support by purchasing their ESL One Cologne 2015 team sticker or autograph capsule! For each sticker sale, 50% of the proceeds go directly to the players and organizations. Those stickers also serve as game pieces for the Cologne 2015 Pick’Em Challenge. Don’t forget to make your picks each day as the tournament progresses for your chance at a gold Pick’Em trophy!

We'll have more on this in the coming days.