The main disadvantage that Oswald Fiddlebender has is that he needs to stick around so he can tap to activate his ability, but you can rapidly chain things together to set up a combo or try to lock things down
Some gaming companies have stickers, but theyre far from normal in the field
Latias is slightly worse though: It has 10 less HP than Latios and 10 less attack on its secondary move Searing Flame
If a creature card that was exiled is no longer in exile when Kaya, Spirits' Justice's first ability resolves (perhaps because of Pull from Eternity or a similar effect), you can't choose that creature card with that ability
The types seem random as this mechanic cares about a supertype, regular type, and subtype
Resale prices there are averaging around $90, while Pokmon Center exclusives have reached roughly $200-$300