View source for Toughening

Improves the hitpoints of all group members.  Boosts Max HP by 2% per rank.

{| cellspacing="1" cellpadding="1" border="1" align="center" width="618" style=""
|-
! scope="row" | Costs<br> 
! scope="col" | Rank 1<br> 
! scope="col" | Rank 2<br> 
! scope="col" | Rank 3<br> 
! scope="col" | Rank 4<br>
|-
! scope="row" | Levels<br> 
| align="center" | 1<br> 
| align="center" | 2<br> 
| align="center" | 3<br> 
| align="center" | 4<br>
|-
! scope="row" | Freecred<br> 
| align="center" | 1000 
| align="center" | 2000<br> 
| align="center" | 4000<br> 
| align="center" | 8000<br>
|}

[[Category:Group upgrades]]