pokemon boltund card V 067/192 Rebel Clash Holo Rare Near Mint Pokémon Hit Points120 HP Form Boltund (Secluded Springs #31/71, 3-Diamonds)

Certainly it will be playable eventually

Most of the rarest and most desired card comes from this era

Since you don't have the means to give him vigilance, your deck lacks any other defensive measures (so right now, all you can try to do is outpace your opponents and hope their decks don't have any creature removal to get rid of Blanka)

If you add in constant market fluctuations of card prices, and it's nearly impossible to know the valuable cards of every set without spending time deliberately researching it

The obvious comparison for this commander is Skullbriar, the Walking Grave

JPN boxes at ~$129 offer 4.7x better value than EN boxes at ~$602