I have been using gold to enhance the status of my weaker hero.
The enhancement takes lesser gold when compared with the stronger ones that I had been spending most of my gold on.
By doing so, it seems to help with my status at the Arena.
Arena Zone
My hero was at rank 30 and I managed to go up by 3 levels. I am at level 27 now.
Below is my recent fight status.
Character Status
My hero remains Level 79.
Damage: Remains at 8890
HP: Remains at 112424
Crit: Remains at 16%
Dexterity: Remains at 525
Constitution: Remains at 611
Luck: Remains at 338
Intelligence: Remains at 183
Strength: Remains at 183