Contents. Over $2 million guaranteed in the XL Winter Series. Zeitplan für die XL Winter-Serie. Live broadcasts, competitions, giveaways, and no-entry-fee tournaments. Stay updated on 888poker MTTs using the PokerNews Online Tournament Calendar. January is starting with some thrilling new developments for 16.503poker! The team is already taking action as the 888poker LIVE Madrid Festival begins, and the 888poker UKPL Portsmouth event is scheduled to start on January 21. And as if that’s not exciting enough, tomorrow begins the XL Winter Series, which is the platform’s first major online tournament series of the year. It’s clear that 2025 is kicking off powerfully for the renowned poker brand, with over $2 million guaranteed in the XL Winter Series.