Spain should also have no tax on crypto iirc.
they don't have a specific tax framework for crypto. however, as with most countries, the spanish government says the current framework already applies:
Spain's Tax Authority Sending Notices to 66,000 Cryptocurrency OwnersSales of cryptocurrencies are subject to capital gains tax at a variable rate of between 19% and 23%, the publication detailed, noting that the higher rate applies to gains in excess of 50,000 euros ($54,594).