neo-mat/arcemu — comment on commit 938691045fff2111a47f21cad3ddde643eee7577
File:  line 0
By neo-mat:

That's 225% in overall, but because it's SPELL_AURA_PERIODIC_ENERGIZE and it's periodic, we have to calculate amount for each tick, that's 22.5% totalling in 225% over 10 seconds.