It would depend on how much damage you or the foe takes. whatever the damage, the attack pays it back with double the hit points it loses. If the user does not get attacked, then the move does nothing. Can't use the move if you faint, either.
bide actually obsorbs damage and lets your Pokemon use unleashed energy.
probebly dark pulse
Earthquake can OHKO, yes, but it's not specifically an OHKO move. It is, however, a powerful move, so it's a good move to teach a Ground-type Pokemon or a Pokemon with a high physical attack that can learn it.
Aura Sphrere would be lucario's best move. Most powerful. Pokemon Master & Lucaio Biologist ~Bolt the lucario
Pokemon can get powerful like ash pikachu. Pokemon Can Get Strong & Very Powerful So The Answers Is Yes.
bide actually obsorbs damage and lets your Pokemon use unleashed energy.
Solarbeam
Solarbeam
According to Pokemon Black and White, its most powerful move is Double-Edge.
Frenzy Plant
Psystrike
The most powerful rock type move is either rock wrecker and head smash
Solar Beam is the move that is charged by the sun in Pokémon.
Avalanche or Blizzard
In terms of base power, the most powerful move is explosion, then self destruct, but they both cause you to faint after using them.
Yes Yes Yes
Sheer cold its a 1 hit KO move.