Quests

Zombie Miners and Explorers that complete certain amount of mining and exploration tasks can claim rewards every month when they complete the quests requirements. These are the current monthly rewards:
Mining:
Total mining tasks in the month
Reward
25
50 ZBC
50
Random
75
Fabric
100
100 ZBC
125
Random
150
Glass
175
150 ZBC
200
Random
225
Stone
250
200 ZBC
275
Random
300
Floor
340
1000 ZBF
380
Random
420
Emerald
460
250 ZBC
500
Random
550
Rubi
600
300 ZBC
650
Random
700
Magical Fragment
750
350 ZBC
800
Random
900
Egg Incubator
1000
2000 ZBF
1100
Random
1200
Ring
1300
500 ZBC
1400
Random
1500
Bracelet
Random: Glass, Fabric, Stone, Emerald, Rubi, Sapphire, Diamond, 500 ZBF, 1000 ZBF, 1500 ZBF, 250 ZBC, 500 ZBC, 1000 ZBC, Egg Incubator, Magical Fragment
Exploration:
Total exploration tasks in the month
Reward
100
Rocks
200
ZBF
300
Random
400
Boot
500
ZBF
600
Random
700
BrokenBottle
800
ZBF
900
Random
1000
Stone
1100
ZBC
1200
Random
1300
Fabric
1400
ZBF
1500
Random
1600
Glass
1700
ZBF
1800
Random
1900
Floor
2000
ZBC
Random: Glass, Fabric, Stone, 100 ZBF, 250 ZBF, 500 ZBF, 50 ZBC, 100 ZBC, 150 ZBC, Magical Fragment, Magnet
IMPORTANT: Note that the rewards MUST be claimed during the current month. Players won't be able to claim the rewards in the next month.