Immortality and Cultivation, I Have a Small World

Lin Chang'an transmigrated into a cultivation world, becoming the lowest-ranking 'elephant herder' of the Xuan Sha Sect. Faced with a terrifying cultivation world teeming with immortals and demons, where the strong prey on the weak, Lin Chang'an panicked. Fortunately, he possessed a cheat code: a strangely shaped "small world" with time manipulation! Six days inside the small world equaled only one day outside. Furthermore, there was a spiritual energy origin imprint! Every cultivation being born in this small world would have 1% of their spiritual power secretly drained, feeding back into the small world's origin for its growth! Seeing this, Lin Chang'an slapped his thigh: What's the point of striving? Just lie low! So, on the surface, Lin Chang'an diligently shoveled elephant dung, but secretly, he began a "grand breeding plan" in the small world: first, raising creatures to reproduce and provide "potential leeks" (oh no, I mean immortal seedlings)... second...