The video titled "I Busted 28 Myths in GTA 5!" features the debunking of myths in GTA 5, including car behavior, character actions, and in-game details. Some myths tested involve bottle flips, survival from falls, popping basketballs, playing golf, breaking benches, glitches, and more. The methodology includes testing scenarios, exploring interactions, utilizing mods, observing character behaviors, and engaging in various actions in the game world. The sole speaker in the video is a YouTuber/Content Creator.