How to draw the knowledge card of cat and mouse hand tour

Knowledge cards are very important in cat-and-mouse mobile games, but extracting knowledge cards requires knowledge points, and many friends don't know what skills are needed to extract and upgrade knowledge cards. So today's deep space drama will bring you.

Extraction and Upgrade of Cat and Mouse Knowledge Card

Introduction to skills.

Skills introduction

Usually, when we click on the knowledge card, if the picture below shows no features, it means that all three cards are of low quality. It is suggested that friends can choose to leave after drawing one.

However, when we extract knowledge cards, if there are flashing golden lights and little stars, it means that high-quality knowledge cards have appeared at this time. Don't miss them!

Little friends must have found that every knowledge card shows that the effect of LV 1 to LV3 is different. When the knowledge card is upgraded, you can obviously feel that there will be a big gap in the game!

So how to upgrade the knowledge card? When a friend obtains a copied knowledge card, the newly obtained copied knowledge card will be automatically decomposed into knowledge fragments corresponding to the knowledge card, and upgrading the knowledge card requires different amounts of corresponding knowledge fragments and silver coins ~