Preflop and Postflop, awkward stack sizes, weird opponents, check-minraises and. Preflop and Postflop, awkward stack sizes, weird opponents, check-minraises and overbets. In this video lnternet focuses on spots that rarely happen. In this video lnternet focuses on spots that rarely happen. In the new series, 'Pentathlon', Somnius focuses on various strategies and techniques. . Welcome to the latest from No-Limit player, Somnius.