Good not Great
This deck while a known quantity and through the efforts of a legendary duelist pack fought against an Army of Wyrms to claim many victories. However it never was considered the best deck.
Tri-Brigade Lyrilulisc
This Duelist introduced a card that would be played for years to come, either as a free special summon, or as a way to out a certain type of monster using its unique summoning mechanic
Zane Truesdale
This Winged Beast is the only currently banned card in this set
Barrier Statue of the Stormwinds
Some attribute this cards ban to a certain YCS Winner after many people sent it to him as a joke
Mathmech Circular
Anime Character
Asuka Tenjoin
Despite being a terror in the OCG due to their use of a certain card, this deck was halted by another in the very same set it came out in
Spright
Dark Side of Dimensions
Non-once-per-turn-removal, but it only works 66% of the time
Snipe Hunter
This card has come on off the banlist several times but is still legal in Master Duel and even received some of her old cards back.
Zoodiac Drident
XYZ Monster
Minerva The Exalted Lightsworn
This Duelist used cards we've seen even today but is most notoriously known for losing even after using one of Yu-gi-oh's most egregious floodgates.
Revolver
This now-limited spell was the centerpiece of a Worlds Winning Deck.
Chain Strike
Despite many decks finding new ways to completely stop this mechanic, it's premier play maker still cannot find its way off the ban list
Heavy Metalfoes Electrumite
Punk Monster
Ogre Dance
This deck known for it's weekend of glory invented what we now know as the Spreadsheet Deck. Unfortunately the untimely arrival of another extremely powerful deck and the lateness of one of its own cards meant this deck never saw the play it was imagined to have.
D/D/D
While in America he's known to Chazz it Up. In Japan Jun Manjoume's battle cry is related to his name as well
Ichi, Ju, Hyakku, Sen, Man! Manjoume Thunda!
This card can be a 1-for-2 trade against your opponent, but they probably need to be playing Mekk-Knights for it.
Blasting Fuse
Prior to this cards overdue ban, it's archetypal comrade was on the list for it's crime's during a 2014 format.
Artifact Scythe
Trick! LEAST FAVORITE MONSTER TYPE
Cyberse
While this deck's boss monster demanded a high price point, it's unique art and frustrating to deal with monsters enticed many to play it. However it often fell short to the denizen's of hell, and the rulers of the tribute summon.
Kozmo
This manga duelist also appeared in a 3DS Videogame. He is known the Perfect Champion
Ohza Akaboshi
This level 7 monster can pop multiple cards in a turn!....provided we get to chain link 3
Lightning Punisher
In one of the earliest iterations of a "combo" Jaden Yuki used this card in tandem with another to get out of multiple terrible situations.
Set that I've opened since I started playing (At Rise of the Duelist)
Genesis Impact