ΔE 18.6, loose: different enough that you should pick on purpose. Mage Hunter Green is a little lighter, much more muted, warmer than Waaagh! Flesh.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 19). Mage Hunter Green is a little lighter, much more muted, warmer than Waaagh! Flesh.
The same difference applies the other way round: Waaagh! Flesh is a little darker, much more saturated, cooler.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Waaagh! Flesh on the colour wheel See Mage Hunter Green on the colour wheel
All matches: Waaagh! Flesh equivalents · Mage Hunter Green equivalents