Aliasing saruku_(サルク) → zaruku_(ザルク)
Link to alias

Reason:

all pages and sites (and their game's title screen in one of the posts here...) of the artist in question say zaruku (ザルク) so I'm guessing whomever started tagging them first had misread the kana

pixiv: https://www.pixiv.net/member.php?id=371716

EDIT: The tag alias saruku_(サルク) -> zaruku (forum #262726) has been approved by @bitWolfy.

The tag alias saruku_(サルク) -> zaruku (forum #262726) has been approved by @bitWolfy.