River's descending kick struck like a mountain crashing down, driving Rayleigh's legs halfway into the earth.
After a brief pause, the ground cracked and splintered, enormous fissures spreading across it.
"Bzzzt!"
Electricity surged as terrifying waves of Conqueror's Haki collided fiercely.
As the two legendary powerhouses, both of whom had honed their Haki to its pinnacle, clashed, the Haki radiating from them collided almost without cease.
Several seconds later, Rayleigh's eyes suddenly widened, and he let out a low roar. "Hah!"
He abruptly poured strength into his sword, red light flashing in his eyes. The blade slid past River's fist and slashed at him from another bizarre angle.
In a flash, River shifted and dodged the slash.
He landed five or six hundred meters from Rayleigh, the red light in his eyes fading as well.
Conqueror's Haki coating, Armament Haki armor, and the precognition of Observation Haki.
Within milliseconds, the battle between these two legends displayed the utterly precise control that masters held over their own skills and their judgment of the situation.
"They really are terrifying, these two legends."
Kizaru spoke quietly, his gaze grave.
The way the two combatants used the three types of Haki sent fear coursing through even him.
"That level of Haki isn't something just anyone can reach!"
Advanced Armament Haki, Conqueror's Haki coating, and Observation Haki's Future Sight. All these advanced Haki abilities filled him with apprehension.
Beside him, Dragon stood shrouded in his black robe, his presence as deep and still as an abyss, but it was easy to imagine how seriously he regarded this battle.
Suddenly, he stirred and turned his head to the side.
"All the Admirals are mobilizing?"
"What a spectacle!"
Murmuring to himself, Dragon shifted.
The next second, a fierce wind swept up, and he vanished.
Kizaru remained where