The Super Invincible Destroy Everything Compress Wind-Water-Thunder Rasengan, despite its extremely powerful destructive force comparable to a Forbidden Curse, at the center of that Rasengan explosion, terrifying high temperatures and high pressures, along with the intensely rotating wind attribute cutting power mixed in everything, all materials touched by it would instantly vanish and evaporate, with the aftershock melting the earth's soil into molten glass.
But this technique, though strong, takes an incredibly long time to charge.
Back when destroying the Zombie Pyramid, Austin needed the help of his clan's beastmen to clear out a large area, providing him with a safe enough space to execute the technique.
That Rasengan did not exceed Austin's expectations, instantly demolishing the earth and completely destroying the Zombie Pyramid.
However, that was in specific circumstances; in actual combat situations, the enemy would not give you time to charge up such a move.
