"An impact force of 200,000 tons! I wonder if the Sixth Order Upper Rank ferocious beasts in here can withstand a single Ice Dragon's Roar."
At the thought, a faint smile couldn't help but appear at the corner of Lu Yuan's mouth.
Earlier, a Sixth Order Middle Rank Frostwolf had withstood three Ice Dragon's Roars from Lu Yuan, each cast at Supreme-grade proficiency.
Now, however, his Spiritual Power had surged, and his proficiency in Ice Dragon's Roar had improved as well.
But Sixth Order Upper Rank ferocious beasts weren't pushovers either.
Their defensive capabilities were naturally on another level compared to those of Sixth Order Middle Rank ferocious beasts.
So he could only make a guess.
Still, he didn't take it too much to heart.
If one didn't do the trick, he'd just try again.
With the Ice Elemental Energy currently inside him, he could unleash two full-power Ice Dragon's Roars.
And after taking the Plant Spirit Marrow, the recovery speed of the Ice Elemental Energy inside Lu Yuan had increased by at least twofold!
"Let's see if there are any powerful ferocious beasts nearby."
Lu Yuan murmured softly.
Then he used Detective Skill.
In an instant, everything within a radius of 140,000 meters appeared in Lu Yuan's mind.
According to the feedback from his Spiritual Power, Lu Yuan learned that there was a Sixth Order Lower Rank ferocious beast nearby.
But that wasn't what pleased him most.
Not only that, he had also sensed something even more precious and rare than a high-order ferocious beast.
"The Mirror of Time and Space! I can't believe a Mirror of Time and Space appeared nearby!"
Lu Yuan's eyes lit up, and he was quite delighted.
"Perfect. The Sixth Order Lower Rank ferocious beast and the Mirror of Time and Space are in