Grow Your Heroes, basically by the name itselft, upgrade your heroes by using shards

Target Point

Target 1 : 1k X 80 1k X 80
Target 2 : 10k X 300 10k X 300
Target 3 : 1k X 10 10k X 60 10k X 12
Target 4 : 5min X 20 5min X205 5min X 20
Target 5 : 2k 5 5

Rank Rewards

50K 1h X 20 1h X 20  1h X 20 3
30K 1h X 15 1h X 15  1h X 15 2
18K 1h X 13 1h X 13 1h X 13 1
and 10.8K 1h X 9 1h X 9 1h X 9
to 6.5K 1h X 7 1h X 7 1h X 7
to 3.8K 5m X 60 5m X 60 5m X 60
to 1.9K 5m X 35 5m X 35 5m X 35
to 1K  5m X 25  5m X 25 5m X 25

Mission

• Use 1 : 15 points
• Use 1 : 50 points
• Use 1 : 125 points

Calculator