My Card Contains All the World

In 3081, 12 golden space cracks appeared in Blue Star, and a large number of monsters continued to emerge from them. People swore to defend Blue Star to the death and killed the monsters. They found that after the monsters died, they had a chance to drop cards with special abilities, which could release magic, summon monsters, and strengthen themselves! People call this kind of monster "an alien beast"! In the face of human resistance, the earth is divided into four major regions: southeast, northwest, and southeast, respectively resisting 4 space rifts. And I'm... Just an ordinary person with a system Until the identity is revealed! Until my girlfriend dies! Until a loved one is killed! Until! Be the enemy of the world! I just realized that this world needs it! Real God! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.