ஞஐஏ ஞஐஏ ஞஐஏ

Each attack doing 0.3%
  to this hero be 0.25%
  to that hero be 0.15%
  to this hero be 0.32%
  to another hero be 0.235%.

This could be changed by, and is effectively
the same-io via:
Health mechanism.

Strength hero, being 800 health
agility hero being 500 health
taking 30 damage per hit
equalvalentica translates to taking the percentage as same above, raise to reflect same resulta, for the combat calculation.