Tower Defense Era: My base is billions of points strong!

The entire world had crossed over to another world. The door to disaster in this world had opened, and endless creatures of disaster surged out.

Each person had a camp and a city wall. Outside the city wall were countless disaster creatures.

In order to survive, they had to build defensive towers to resist the attacks of the disaster creatures.

While the others were struggling to defend themselves, Su Ming awakened the " Points System ".

Killing monsters could earn points and exchange them for various treasures.

Spending 1000 points, exchange: 100 times critical hit, damage increased by 100 times.

Spending 10000 points, exchange: Super evolution, the turret automatically evolved after killing monsters.

Spending 100000 points, exchange: Mobile castle, mobile base, can advance and retreat.

...

Unknowingly, Su Ming had turned his base into an indestructible fortress.

When others were still trembling in front of the disaster creatures.

Su Ming had already cleared all the creatures of disaster. He had no more monsters to kill, so he attacked the Door of Disaster…