Monster Hunter

The Monster Hunter (モンスターハンター) franchise is a series of video games by Capcom that started with the game Monster Hunter for PlayStation 2 in 2004. As the title suggests, the player takes the role of a Hunter in a fantasy environment and completes quests by hunting out specific kinds of monsters to kill or capture.

In Monster Hunter 4 Ultimate (Monster Hunter 4G in Japan), Mega Man's armor appears as a Palico Armor for Felyne comrades, and a Palico Weapon is based on Rush.

Trivia

 * Before Mega Man's cameo in the series, a Felyne and Melynx figure with Mega Man's armor was released as part of the Capcom 30th Anniversary merchandise.