Diancie's Seclusion Ends, Elite Four Realm!

No, rather than sadness, it was more like sorrow.

Diancie could clearly recognize that it was grieving, its heart filled with pain.

Who was it grieving for?

It grieved for the dark red figure in the sky that spread death all around.

Diancie did not understand. As a life-form, it would have been enough if it did not hate that figure spreading death. Why did it feel sorrow for it instead?

No one could explain Diancie's confusion.

At that moment, Diancie suddenly felt itself Illuminate. Unprecedented power flooded its body. This was... Mega Evolution!

After the Mega Evolution ended, its incomparably dazzling body was exposed to the air. The overflowing vitality and energy instantly drew the attention of the figure in the sky.

That figure was surrounded by a pitch-black aura like a black hole. Its wings glimmered with a deep dark red light, and every time they flapped, the black aura stripped away the lives around it, plunging everything into deathly silence.

But lives as insignificant as mosquito bites were not even enough to fill its teeth. At that moment, the Mega Evolved Diancie was, to Yveltal, a cake radiating rich Life Energy. Simply existing there was enough to entice it.

Yveltal let out a deep screech without hesitation and charged straight at Diancie.

"Ah..."

Diancie discovered that its body let out a sigh on its own. Then it rose into the air as diamonds gleaming with an Attract aura swirled around it like a storm, guarding it like the most loyal knights.

The battle began at that moment.

A battle between Legendary Pokémon could truly shatter mountains and darken the sun and moon.

With every gesture, mountains and rivers crumbled, and the Earth Plate let out a mournful cry as though it were on its deathbed.

Diancie had