It's Not Unusual
The only Match Winner card in the game, that is technically legal for card game play.
What is Victory Dragon?
Evil Eye (100 for each)
What is Evil Eye of Selene and Evil Eye of Gorgoneio?
This card was banned due to seeing common play in ritual decks utilizing Benten for tribute fodder.
What is Angel O7?
The only protagonist ace monster to be banned in the TCG.
What is Firewall Dragon?
The highest ATK normal monster in the game.
What is Blue-Eyes White Dragon?
The only FIRE Sea Serpent in the game.
What is Lavalval Chain?
Spellbook
What is Spellbook of Life?
Player Waka, famously upset the entire BAD community outside of Team GOOD with this certain field swarming Trap Card.
What is Cubic Ascension?
The only Nekroz Ritual Monster that isn't WATER/
What is Nekroz of Sophia?
This card gained the nickname "Doesn't Matter" due to the other parts of it's OCG deck being banned almost instantly it's after release in the TCG.
What is Number 95: Galaxy-Eyes Dark Matter Dragon?
The only Type + Attribute combination in the game to not exist. (Not counting DIVINE, Divine-Beast, and Creator God)
What is FIRE + Fish?
HERO (Generic)
What is Favorite HERO?
The first ever direct hit to Dragonmaid.
What is Hieratic Seal of the Heavenly Spheres?
Storm Dragon Return's depiction.
What is the unbanning of Tempest, Dragon Ruler of Storms?
This card was once considered useless to due a (still) unfixed typo on the card.
What is Dance Princess of Nekroz?
The only WATER Thunder Effect monster
Tribe-Shocking Virus
Sky Striker
What is Sky Striker Mecharmory - Hercules Base?
The longest lasting Prehistoric BAD Format ban (before Loobs opened it to the public) to be UNBANNED.
What is Chain Strike?
The only PROTAGONIST to be banned in the TCG.
What is Number S0: Utopic Zexal/Yuma Tsukumo?
The real life location the Paleozoics are based on
What is the Canadian Burgess Shale?
Nohhp's favorite card :)
(Will not subtract points if you get this wrong)
What is Black Luster Soldier - Envoy of the Beginning?
Myutants
What is Myutant Blast?
The only non-archetype/non-series group of cards to appear on the archetypal banlist section.
What is Dinosaurs?
Metaltron XII, The True Dracombatant's 3 pieces.
What is Crystron Quariongandrax, Literally any of the Zoodiacs, and Metalfoes Mithrillium?
THE BEST CARD OF 2017
What is SEA MONSTER OF THESUS?