2 Players | 2007 | Abstract Strategy | Board Games | Long Games (Over 2 hours) | Starts with T | Young Adult (13+) TZAAR (2007)
1971 | 2 Players | Board Games | Medium-Length Games (1 to 2 hours) | Nautical | Older Teen (14+) | Starts with U | Wargame | World War II U.S.N.: The Game of War in the Pacific, 1941-43 (1971)
1–4 Players | 2003 | Abstract | Board Games | Family | Junior (8+) | Puzzle | Quick Games (Under 30 minutes) | Real-time | Starts with U Ubongo (2003)
1976 | 2 Players | Board Games | Quick Games (Under 30 minutes) | Science Fiction | Starts with U | Teen (12+) | Wargame UFO: Game of Close Encounters (1976)
2–4 Players | 2008 | Abstract Strategy | Board Games | Primary Schooler (6+) | Short Games (30 minutes to 1 hour) | Starts with U Ultimate Tic-Tac-Toe (2008)
2014 | 5–30 Players | Bluffing | Board Games | Card Game | Deduction | Fantasy | Horror | Short Games (30 minutes to 1 hour) | Starts with U | Young Adult (13+) Ultimate Werewolf (2014)
1991 | 2–4 Players | Board Games | Junior (8+) | Long Games (Over 2 hours) | Maze | Miniatures | Science Fiction | Starts with U | Strategy | Thematic Ultra Marines (1991)
1981 | 2–4 Players | Board Games | Long Games (Over 2 hours) | Preteen (10+) | Science Fiction | Starts with U | Wargame Ultra-Warrior (1981)
1981 | 2–6 Players | Bluffing | Board Games | Fighting | Horror | Long Games (Over 2 hours) | Preteen (10+) | Starts with U Undead (1981)
2–4 Players | 2019 | Board Games | Card Game | Family | Fantasy | Fighting | Game System | Long Games (Over 2 hours) | Starts with U | Strategy | Tween (9+) Unmatched Game System (2019)
1971 | 2–10 Players | Board Games | Card Game | Children's Game | Comic Book | Family | Number | Primary Schooler (6+) | Quick Games (Under 30 minutes) | Starts with U UNO (1971)
1982 | 2–4 Players | Board Games | Family | Junior (8+) | Short Games (30 minutes to 1 hour) | Starts with U | Word Game Upwords (1982)