Originally Posted by Kraleck
Quick question - Does Dig + Flying Type or Levitate still make you immune to Earthquake or did they fix that in 5th Gen?
If so, Flygon could potentially use a Toxic + Substitute + Dig Stalling set as a gimmick...
Yes, flying types and pokemon with the abiltiy levitate can neutralize all ground type attacks ( exept sand attack ) and the fact that you are digging doesn't change that!
Credit to iPokemon^