insidious
I heard it is shadow force.
The best,strongest,and most powerful ghost
the most powerful physic move is Psycho Boost
The most powerful normal type move is Giga Impact
Yes, some ghost can be powerful.
The most powerful rock type move is either rock wrecker and head smash
Psychic.
In terms of base power, the most powerful move is explosion, then self destruct, but they both cause you to faint after using them.
hydro pump
Magma Storm
Its eruption as the first powerful is blast burn.
Frenzy Plant