Overlay two assets' price histories to see relative performance. Drawn from our own stored candles.
Asset A
何必东奔西走 币安全部都有 (Why bother looking elsewhere? Binance has it all)
币有
Asset B
Both lines start at 0% so the comparison is performance over the window rather than two prices on one axis. Where one asset has no bar at a timestamp its last close is carried forward.