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