Extracting into an Undead Archmage

[You used the talent [Extract] on a rotting corpse. Successfully extracted 0.1 Attack from the target!]

[You meet the requirements. You have bestowed the attribute you extracted upon your servant skeleton!]

[Your servant's strength and quality have improved!]

This is the story of a transmigrator who uses a cheat to become a Necromancer God in a world invaded by a game!