Cairo clenches his fist while feeling how powerful he becomes before he starts attacking his target. Cairo didn't make any kind of move but the sands below the sand dummy start to move
The grains of sand condensed into multiple raging snakes that wrapped and bit on the sand bear's body. It may look like a normal attack but Del's eyes trembled at what he saw
Mages most of the time will make some hand motions when using a magic. It helps them visualize their magic and it would be easier to use them
However, it has one flaw. If the mage always needs to make some hand movements when using their magic, it would make their attack predictable. As long as you saw them moving their hands, you would immediately know that they are about to use magic
Even Cairo uses hand movements to help him use magic. But now, he was literally just standing there yet he already managed to use magic