Reborn as Xiao Yan's Older Brother

I actually got reborn in Battle Through the Heavens? Xiao Yan is my younger brother?

System activating…

Host, protect your younger brother and complete the protection missions to earn rewards.

The Soul Clan, Heavenly Flames, all of them are trash!

What? You want to steal the Heavenly Flame? Sorry, it belongs to my little brother!

Transmigration + System + technology + multiverse + feel-good power fantasy