Why do you need so much, if I may ask? What could you possibly do with 2 testnet btc that you can't do with 0.2?
mocacinno was also
overwhelmed by the recent high demand for testnet bitcoin. Apparently there is a Dapp that's sort of a cross chain between Bitcoin and Ethereum. They are asking people to run a performance test and in the process, they can swap the testnet bitcoins for an ERC20 bitcoin token whose value is pegged to BTC price as a reward.
So 1 testnet BTC = 1 ERC20 bitcoin which can be traded for actual money