ΔE 20.4, loose: different enough that you should pick on purpose. Battle Dress Green is a little lighter, more saturated, warmer than Death World Forest.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 20). Battle Dress Green is a little lighter, more saturated, warmer than Death World Forest.
The same difference applies the other way round: Death World Forest is a little darker, more muted, 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 Death World Forest on the colour wheel See Battle Dress Green on the colour wheel
All matches: Death World Forest equivalents · Battle Dress Green equivalents