You can only activate 1 "Mythical Bestiary" per turn
Sideloading Double-sleeving with sideloading perfect fits is faster when you are double-sleeving lots of cards, but doesnt provide the same level of protection as toploading perfect fits
P/T Number 220a Language English Legal Formats Alchemy, Brawl, Commander, Competitive Brawl, Historic, Legacy, Modern, Pioneer, Standard, Timeless, Vintage Rulings (9/19/2025) Green Goblin's cost-reduction ability reduces only the generic mana component of a spell's cost
ATK was only 2000, which was barely enough to beat lower class monsters, but due to the ability to revive in the next standby phase after being destroyed by the opponent's effect, Spell Trap cards with general-purpose removal effects that were often used at the time were not abysmal