My Brother is the Chosen One, But I'm the Villain Who Raised a Fat Rabbit

Qin Feng awakens in an ancient cultivation world as the eldest son of a powerful family—with a twist. His twin brother possesses the legendary Supreme Bone and is destined to be the realm's chosen hero. Qin Feng plans to coast on his brother's glory, but a sinister system has other ideas: steal your brother's Supreme Bone and gain invincible Twin Pupils. Torn between family bonds and the temptation of ultimate power, Qin Feng must decide whether to protect his beloved brother or embrace his role as the villain. Oh, and there's also a mysteriously plump rabbit involved.