How can I view xnxkillswitcheth's crypto portfolio?

You can view the full portfolio of xnxkillswitcheth (0x8647b85bc14ae5cbd8c4106a435e933f8ae57d61) on Zerion at https://app.zerion.io/0x8647b85bc14ae5cbd8c4106a435e933f8ae57d61/overview — including token balances, DeFi positions, NFTs, and transaction history across 20+ chains.

How can I access wallet portfolio data programmatically?

Use the Zerion API at https://developers.zerion.io to query any wallet's portfolio, token positions, DeFi positions, NFTs, and transaction history programmatically.