Earthquake

Move

Smashes a tail, foot, or fist into the ground, causing an earthquake. It's a powerful Ground-Type attack that has a base power of 100 and has 100 accuracy, with 10 PP. Earthquake has no effect on Flying Type Pokémon, Levitating Pokémon and Pokémon using Magnet Rise move.Generation 5 introduced it's water type counter type, flood.

Effects

• Double Damage on a Pokémon that is underground, meaning if a Pokémon is using the move dig, it does more damage than usual.

Move that can make a combo

• Gravity: All flying, levitating Pokémon can be attacked with ground type moves, in addition it cancels and negates the moves Bounce, Fly, Splash, and Magnet Rise, making Earthquake attack all Pokémon, except the ones using Protect, Detect, Dive, and Shadow Force and the ones that have the ability Wonder Guard
• You can make a double battle combo with 1 of your partner's Pokémon if they're a type weak to Ground moves. Let them use Protect, Magnet Rise, or anyting protecting them from ground moves and then use Earthquake. It should hit the opponents Pokémon hard, and your partner will stay protected.