Isekai Nonbiri Nouka - Chapter 23: Savage?

The Card Creator is a very ordinary profession. Simply put, the incumbent seals various kinds of abilities, illusions, images and so on in blank cards for convenience of use.

This is a vast and powerful wizarding world community, where powerful wizards wantonly capture gods, conquer planes, and reshape civilizations.Upon entering this world, Lynn realized that knowledge is power, and power is truth. On the path of seeking truth, he will always remains a humble apprentice.

This is a ‘rebirth’ story where Chen Rong, the heroine, finds her second chance at life after burning herself to death. Set in the Eastern Jin era when bureaucrats and their lofty yet equally hypocritical and oppressive ideas once ruled the empire, Chen Rong is made to use her past life’s experience to survive and hopefully find happiness this time around.

- Description from Novelupdates

When a person dies, they either die light as a feather (aka unimportant) or heavy as Mt. Tai (aka very important).