Flygon doesn't naturally learn either of those moves.
Flygon can only be taught Outrage through a Move Tutor.
You have to anal probe it 3 times, then it learns outrage.
Flygon can learn many useful moves like Earthquake, Dragon Claw, Outrage, Draco Meteor, Fire Punch, Flamethrower, Fire Blast, Rock Slide, Stone Edge, and U-Turn.
Garchomp can only learn Outrage if you breed it.
With a TM.
Flygon can only be taught Outrage through a Move Tutor.
You have to anal probe it 3 times, then it learns outrage.
Flygon cannot learn Earthquake by leveling up, you have to use TM26.
Flygon can learn many useful moves like Earthquake, Dragon Claw, Outrage, Draco Meteor, Fire Punch, Flamethrower, Fire Blast, Rock Slide, Stone Edge, and U-Turn.
salamance didn`t learn earthquake but you can teach it using TM
It never does; you need to find the hm.
Garchomp can only learn Outrage if you breed it.
With a TM.
No, Flygon cannot learn Dig by leveling up. You will need to use the TM to teach it Dig.
Garchomp doesn`t learn Outrage! XXX A Girly
Krookodile learns outrage at level 60.
Flygon can't be affected by Earthquake.