Undertale is an RPG video game that follows a human who falls into the underground world of monsters. The player must find their way out or remain trapped forever. Killing is not necessary and players can negotiate their way out of danger using the unique battle system which involves timing attacks for extra damage and dodging enemy attacks in a top-down shooter style. The game features original art and soundtrack, as well as a soulful story with an emphasis on humor. Created mostly by one person, Undertale offers characters to befriend and even date (including skeletons). There are at least five dogs throughout the game - can you count them?

Halo 2 is a first-person shooter video game developed by Bungie and published by Microsoft Game Studios. The game follows the story of Master Chief, a genetically enhanced supersoldier tasked with defending humanity against the Covenant alien race. Players can interact with their environment, wield two weapons at once, board enemies' vehicles, and switch sides to play as a Covenant Elite. Halo 2 also features new vehicles, weapons, environments and supports Xbox Live for broadband multiplayer action.

Gunman Chronicles is a first-person shooter video game that was developed by a group of amateur designers. Despite its unique origin story, there are many other first-person shooters out there that offer more rewarding experiences for players. As such, it may be worth considering trying out one of those games instead if you're looking for an exciting gaming experience.

Kamiko is an action-packed arcade game with a unique twist. Players take on the role of priestesses called Kamiko, who are gifted weapons from the gods and tasked to battle demons while solving puzzles in each stage. As they progress through each level, players must find ways to break magical seals on Torii (gates) to make their way to the boss at the end. With its traditional Japanese Shinto themes and challenging gameplay, Kamiko provides hours of entertainment for all ages.