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I doubt this will cause the return of SPYRAL, but as a tech choice introducing Super and Double Agent into a players Side Deck

When it is played, Professor Sada's Vitality allows players to attach an Energy card from their discard pile to up to two of their Ancient Pokmon and then draw three cards

It was rare that a deck built around ritual summoning would successfully reach the upper echelons of the competitive game, but this deck did so by draining your opponent of resources during a mammoth opening gamut that, without the right hand traps to counter your opponent at the right time, could (very) slowly deck your opponent out before they had a chance to play

On EtB, it even triggers itself the token creation of Alela, Artful Provocateur because it is an enchantment

Its Level is 9, which is relatively high, but it can bounce an opponent's monster and itself back to its owner's hands, thus fulfilling this card's condition right away