ΔE 13.5, fair: the same colour family, but not a straight swap. Marduk Yellow is a little darker, warmer than Lens Flare Glow.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Marduk Yellow is a little darker, warmer than Lens Flare Glow.
The same difference applies the other way round: Lens Flare Glow is a little lighter, 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 Lens Flare Glow on the colour wheel See Marduk Yellow on the colour wheel
All matches: Lens Flare Glow equivalents · Marduk Yellow equivalents