Conditions for Trading the Golden Castle Building Card

"Physical Source Crystals, Magical Source Crystals, and Spatial Source Crystals."

The various Source Crystals on the item list made Fang Yuan's heart race.

These were all things he wanted.

He had now reached a Level 10 main city.

There were no more buildings he could upgrade next.

The main priority was still raising the levels of the various magic runes in his territory.

These Orange and Golden Source Crystals.

Fang Yuan's eyes burned with desire at the sight of them.

However, he did not rush to purchase them.

Instead, he continued looking down the list.

Aside from Magic Crystals!

There were actually magic runes further down.

Most of them were Purple and Orange Magic Runes.

These were also very useful to Fang Yuan.

There were still many buildings in his main city that had not been inscribed with high-tier magic runes.

"If we're trading, I want both Source Crystals and magic runes."

"It's just that the items dropped by the Undead this time don't seem to be enough to trade for all of them."

"Forget it. I'll trade for as much as I can."

"As for those Building Cards further down..."

"Still~"

"Wait!"

Just as Fang Yuan decided to trade these items.

Suddenly.

In the item list farther down.

Fang Yuan saw a Building Card.

"This... This is Golden?"

At that moment, extreme astonishment appeared in his eyes.

"Actually!"

"Someone is willing to put up a Golden Building Card for trade."

This left Fang Yuan exceptionally surprised.

And when he saw the name of the Building Card.

Fang Yuan's eyes widened even further.

"Golden!"

"Radiant Paladin Castle Building Card!"

"This... This is actually a Paladin Castle Building Card."

The instant he saw the item's name.

Fang Yuan was instantly surrounded by immense delight.

"Looks like I might be adding another