I Am the Master of Time

(A vast world, strange abilities, and all kinds of wondrous creatures) (The male lead is highly intelligent, decisive and unsentimental, with one slow-burn female lead. Best added to your library and read at your own pace; it gets even better later.) A golden finger from transmigrating from the start? If I can control time, does that make me invincible? What? You're saying I'm not human? I'm a snow beast? Impossible! Absolutely impossible! Wait, I can really transform into a white bear? What is this, a druid? This apocalypse seems a little off...