Activate the Resource Doubling System at the Beginning of Xiu Xian

Invincible + single female protagonist + decisive killing + not the Holy Mother + resources Are elixirs precious? Long Xiao said that he could not use up all the elixirs, and he could not use up all the pills. Are spiritual stones scarce? Long Xiao said it couldn't be used up, it couldn't be used up at all. What? You say that a drop of this spiritual milk can save you decades of hard work. Isn't this my well water? My dogs don't even drink it. I throw away the immortal weapons one by one. You say you can't stand me? Long Xiao said that I just like the way others can't stand me and can't beat me to death. What? You said there is a shortage of resources for cultivating immortals? Long Xiao said, "I won't make any. I'm never in need!" Cultivation: Qi training, foundation building, golden elixir, Yuanying, transformation into gods, overcoming tribulations, Mahayana... The further back you go, the better it looks The introduction is weak, please read the text