It is a legitimate way of the beating the encounter, as it is mastery and understanding of the game mechanics and the use of negative possiblity space, as well as depth in game mechanics to allow multiple solutions to the encounter. Related extra credits videos: easy games (depth based challenges vs execution challenges): https://www.youtube.com/watch?v=BWFzFsHc75U negative possibility space (sniper platforms): https://www.youtube.com/watch?v=hnxVOUSzX4A when difficulty is fun(enemies follow game rules, don't change game rules, and players can approach problems in new ways given the tools they are provided such as game mechanics, terrain, and enemy AI) : https://www.youtube.com/watch?v=ea6UuRTjkKs