Modern premium releases, including gold variants often referred to as a golden charzard, also command attention, though their value relies more on controlled scarcity than early-era usage
Its wording means that you dont have to name the number until it has actually resolved, which means you can easily catch your opponents off-guard
Special Summon this card, and if you do, you take no battle damage from that battle, but banish this card when it leaves the field (this is a Quick Effect)
This can be done every turn, though it is likely to be more useful as material for a Rank 8 Xyz play with another Level 8 monster
Nether Shadow
Theres no official upper bound for a constructed Magic the Gathering deck, though you generally shouldnt go above 60 unless you have a specific reason