Epic Fantasy Anime Finale: Sky Kingdom Collapse

A royal mage and a dragon knight stand back-to-back on the final tower of a collapsing sky kingdom while an army of black-winged angels surrounds them, the mage creates rotating shields while the knight cuts through diving enemies, both retreat upward as the tower crumbles beneath their feet and the enemy commander descends with a blade large enough to split the floating island; the knight is knocked from the edge, the mage grabs his hand with a magical chain and swings him around the tower like a projectile, launching him directly toward the commander while simultaneously forming a massive spell circle beneath the entire kingdom; the knight breaks the enemy blade in midair and drives his sword through the commander's armor as the mage activates the circle, premium heroic fantasy anime, synchronized duo sakuga, sweeping aerial compositions, fast perspective shifts, detailed character acting, integrated 2D and 3D architecture, golden sunset pierced by black clouds, white magic, crimson energy, flying feathers and shattered stone, desperate heroic atmosphere, ending with the spell circle transforming the falling kingdom into a colossal luminous phoenix that rises through the angel army while both heroes land on its wings.