The Call of Duty Dog meme primarily features Riley, the German Shepherd companion from the 2013 title Call of Duty: Ghosts. Riley became an instant internet sensation after the game's reveal, symbolizing the franchise's shift toward high-stakes cinematic storytelling. The meme typically depicts the dog wearing tactical gear or a gaming headset, often paired with military-style puns or captions about being 'clutched up' during intense gaming sessions. It is widely used to represent dedicated gamers, tactical household pets, or the hyper-focused mindset of a pro player. Over the years, the template has expanded to include various dogs in gamer setups, but Riley remains the legendary face of this tactical canine trope.