- All your base - All Your Base Are Belong to Us
- The surreal humor of Arfenhouse!!! The Movie gives commercial Gag Series like Aqua Teen Hunger Force a run for their money. The first sequel, Arfenhouse!!!1 Teh Movie Too!!!!!! is even better; despite the blatant Cliffhanger ending, the rest of the series was basically a Take That! to fans.
- The Decline of Video Gaming: A satire of videogame trends.
- The Demented Cartoon Movie: [Insert Zeeky Boogy Doog here]
- Kikia: Not "popular" per se, but definitely notable as the most famous "shock Flash," as well as one of the scariest.
- Madness Combat: Self Explanatory.
- Mario Brothers: An epic and extremely dark take on the Mario series. It inspired Rise of the Mushroom Kingdom (see below).
- Michael Quest: The Michael sprite from Michael Jackson's Moonwalker wreaks havoc on a bunch of NES games, somehow managing to save and doom the world at the same time in epic Dance Battler/Memetic Badass fashion. The two animations that follow it also toss in a bit of Street Fighter II.
- Nightmare City and Nightmare City Catastrophe: Take the ASCII Art characters of 2chan, add some Metal with Gratuitous English, mix in a healthy amount of Rule of Cool, and what do you have? Apparently, something pretty damn epic. Nightmare City not only won the MVP Award in the 3rd Kouhaku Flash Festival, but also proved so popular even amongst English speakers that Clairvoyance eventually released a translated version of the video.
- Polar-oid. An Inuit boy with a polaroid camera ticks off a polar bear, and a girl tracks them down using the trail of photos.
- Rise of the Mushroom Kingdom: A stray Banzai Bill kills Mario, Luigi takes revenge on Bowser, but...
- "Super-Hero-Bowl!" and "Super-Villain-Bowl!"
- The Thwomps
- TOME: An epic .hack/Megaman.EXE pastiche. Cited as an inspiration by many artists.
- Super Mario Bros. Z: A Mario/Sonic crossover made in the style of DBZ.
- The Ultimate Showdown - Ultimate Showdown of Ultimate Destiny
- There she is!!: Adorable cats, rabbits, forbidden love, and humor. Found here.
- Xiao Xiao: The stick figure fighting series. Inspired countless stick figure animation movies.
Notable Flash Videos