- buy international prepaid cards for legal dervices (bitrefill)
- use p2p local crypto exchanges: localcrypto, localmonero (in some countries this can be 100% anonymous by using the "withdraw from atm with 1 time code" bank services)
- Exchange to alternate "tokens" that are legal (anyone remembers Linden dollars to BTC market around 2010?)
- Exchange locally via sneakernet.