This EA opens trades in three different pairs simultaneously and leave the trades open until the profit is reached.
The pairs combinaton should be like
EURUSD, EURGBP, GBPUSD
CADCHF, CADJPY, CHF JPY
can also try metals like
XAUUSD, XAUEUR, EURUSD
This EA cant be backtested as the trades and profit depends on different pairs.
Any time frame can be used as the trades depends on price and arbitrage point.
The drawdown will be less as if one pair is going in loss, then other pairs will be in profits and swap will also be a profit factor based on interest rates.
Run this EA for a week or month in your demo accounts to see the results and DD.