Company started by the late Gary Gygax

• Original Dungeons & Dragons co.
• Dungeons & Dragons game co.
• Co. that put out Dungeons & Dragons
• Original D&D co
• Original Dungeons & Dragons game co.
• Co. purchased by Wizards of the Coast
• Old Dungeons & Dragons co.
• Longtime Dungeons & Dragons maker
• Co. that introduced Dungeons & Dragons in 1974

Wikipedia Word definitions in Wikipedia
TSR may refer to: TSR (company) (originally Tactical Studies Rules), game publisher TSR may stand for: