The core of corruption in "Rogue: The Legend of Savior" is a very important special prop in the game. If you want to unlock the core of corruption, you can first go to the Blacksmith shop to get the weapon level upper limit, prepare about 20k gold coins, and upgrade a weapon level to level 6, such as a samurai sword, and enter the Blacksmith shop, and require an upper limit breakthrough.
How to unlock the corrupt core of Roger's Legend of Salvation
To unlock the corrupt core, you need to go to the Blacksmith shop to get the weapon level limit, prepare gold coins of about 20k, and upgrade a weapon level to level 6, such as a samurai sword, and enter the Blacksmith shop. It is required to have an upper limit breakthrough (usually above 10k), and you can buy a samurai sword and soul card.
The first step is to choose the samurai sword for the soul card, the second step is to break through the samurai sword, and the third step is to buy the samurai sword, so that the samurai sword can unlock the corrupt core at level 9.