Do you like cryptocurrencies ? Do you like lotteries ? You can find a number of sites that give you a variable,arbitrary amount of cryptocurrency for looking ads here.Choose YOUR cryptocurrency !
My recommendation is to get some stablecoin like USDT or USDC.
If you do not want stable coins,you can try Ripple,Cardano,Doge or one of the cryptocurrencies in the table below.
Here is more LTC and here is more BTC.