DOTA, what does the second skill of a kobold geologist mean? How to play?

By absorbing the mysterious energy of the earth, the soothsayers' subject and doppelganger can transmit to each other, leaving destructive energy within 400 ranges near where they disappeared and appeared, causing harm.

Casting distance: full map

Casting time: 1.5 seconds

Cooling time:14/12/10/8 seconds.

Magic cost:140/120/100/80 points.

Level 1-deals 50 damage.

Level 2-deals 80 damage.

Level 3-deals 1 10 damage.

Level 4-deals 140 damage.

The powerful AOE and the casting distance of the whole picture can make the injured dog return to the front to replenish blood immediately after returning home. And when arresting people, one dog can swim, and the other dog can eat online or in the wild. Or get caught and leave here. Of course, because of the casting time of 1.5 seconds, it is best not to exert the limit too much in the case of more opposite control.