Easily tutorable and recurable, (as is The Ozolith if you wanna get cute), and in Standard alone theres two cards that protect it, Surge of Salvation and Tamiyo's Safekeeping
Vivi can easily net you an absurdly high manabase to unleash plenty of powerful spells
However, while they don't indicate a definite value, there are three listings of the card in HP condition, ranging from $265 to $282, so you can expect to pay more than the market price by a wide margin if you're hunting for cleaner copies
Pikachu P [SV-P 197] Condition A (Near Mint) JPY 1,662/ PSA 10 price: JPY 12,308 7.41x How Clean JPY 1,000-Range Cards Unlock Massive Value So, why can a card worth around JPY 1,000 suddenly be worth tens of thousands of yen just from grading