To allow such a smooth transition, all "U.A." monsters (except one) can Special summon themselves by returning an "U.A." monster to the hand, giving you the option of attacking normally during your Battle Phase only to switch your monster line-up during Main Phase 2 to have disruption ready during the opposing turn
In addition, these cards tend to grow in strength the more discard cards that exist in the deck
This is why, for instance, I'm constantly fighting against grandfathered ideas that I feel are flawed
It's not just this which puts her amongst the top 10 most valuable cards in Twilight Masquerade but she also benefits from the well documented phenomenon known as the 'Waifu effect' where a certain card depicting a female character will often preform better than it's male counter part
The standard market price includes sales of both versions and the holo rare version is displayed below
Nitro Warrior X FIRE Level 7 [ Warrior / SynchroEffect ] ATK 2800 DEF 1800 "Nitro Synchron" + 1 or more non-Tuner monsters Once during each of your turns, if you activate a Spell Card, this card gains 1000 ATK during the next attack this turn involving this card, during damage calculation only