Hover In Ground Effect and Hover Out of Ground Effect

Ghost doesn't effect normal types and normal types don't effect ghost types

fighting types don't effect ghost types but ghosts can effect fighting

Psychic doesn't effect Dark, but dark is super effective against psychic

ground types don't effect flying types, but flying types can effect ground

and Electric doesn't effect ground, but ground is super effective against electric types.

Shepherd is killed during Mass Effect 2's intro. He is literally remade from the ground up, meaning his skills are reset, and things like his class and even his gender can be changed from how they were in Mass effect 1.

Ground Collapse does not negate anything.

Ground attacks have no effect on flying Pokemon . In fact , ground is weak against flying