ΔE 19.2, loose: different enough that you should pick on purpose. Goblin Green is a little darker, much more muted than Necrotite Green.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 19). Goblin Green is a little darker, much more muted than Necrotite Green.
The same difference applies the other way round: Necrotite Green is a little lighter, much more saturated.
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 Necrotite Green on the colour wheel See Goblin Green on the colour wheel
All matches: Necrotite Green equivalents · Goblin Green equivalents