After long searching and practice, I have come to learn that the best way to catch spikes is through price action primarily with the aid of a few trend indicators. Spending much time with one asset will also make you familiar with it's price movement and hence the spiking. Search for...
Kindly let me know if you get hold of the system. I am also looking for one. Meanwhile try searching "free fx indicators and systems" on telegram. That channel has a couple of useful boom and crash systems.