EOS tried to use on-chain Ricardian Contracts and pair that with upgradeable smart contracts in C++ with DPoS consensus so that intent-of-code could be enforced. That's pretty "real world" but most people feel it's not unstoppable enough.
Ethereum is pretty unstoppable, but unless you use a contract proxy, your contracts are immutable and bugs that can be exploited will be exploited.
Pokemon will enter the NFT digital collectibles space, and it would be absolute crazy if they don't already have a team working on it.
All of these collectors are making assumptions based on information other collectors have shared about "how many are known to exist" etc., whereas NFTs are provably scarce and they never get scuffed up.
Transaction fees for the Topps MLB cards on WAX, for example, are only taken during the sale when the sale occurs on a secondary Atomic Asset marketplace. There are no royalties to trade or transfer between accounts.