Zombie Royal

Control the character to kill zombies to earn points, initially the character will use a normal gun (15 bullets, each bullet deals 10 damage to 1 target)
There are 4 item boxes in the 4 corners of the map, the character who moves back to any chest will restore the number of bullets of the normal gun. In addition, every 10 seconds, the chest will give a random special gun:
Bomber: 5 bullets, Fires 1 flying bomb and explodes in an area, dealing 40 damage to all zombies in range
Tasers : 10 bullets, fires a beam on the first target and bounces to 3 other nearby targets, dealing 20 damage each
Ice Gun: 10 bullets, shoots a beam of energy that penetrates all enemies in the path and freezes them for 2.5s, dealing 20 damage
After firing all the bullets will return to the normal gun, can go back to the chest and pick up the same gun to accumulate the number of bullets, pick up another type will reset to that type
There are 4 types of zombies:
- Normal type: 20 health, normal speed but clot
- Speed ​​Type: 20 health, move faster
- Bulldog type: 60 health and slow movement
- Heal Type: 50 health, 10 health every 2s
Characters have 3 tym, each time they hit zb, they will lose one tym, and each time they pick up an upgraded gun in the chest, they will recover 1 tim, all 3 tim will lose