tropic jackal
These charts show how damage debuffs and elemental resist down in various combinations effect the damage done vs various levels of bosses, the first is when the elemental resistance debuff is +20% (Ranged/Support Heros), the second is for warriors who have had the elemental resistance debuff increased to 30%
tropic jackal
Here's where the images are pasted from:
https://docs.google.com/spreadsheets/d/1JYNkZNRuf-JBThf4ImPVfGnnPACN5bK_wNNM6ekkCso/edit#gid=1844372256,
Links to the chart generation formula included.
Calculating raid damage is a lot more involved (Unless you mean cacluating relative damage between the same boss and same team at different boss levels, for that see: https://docs.google.com/spreadsheets/d/1fm7Oo8taezWibLTWVRJXYMdmS0G9nlram4bMf4l5GN8/edit)