Interesting Comic Strip: Sinfest by Tatsuya Ishida

Every survival kit should include a sense of humor.
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Ages ago (somewhen past 2002), I stumbled upon comic strips by Tatsuya Ishida. Among others this one:

Or more recently, I saw this one:

And after finding his Twitter account (link to Nitter, avoids the «register if you want to see something» message), this one:

or this one:

or its follow up:

And hey, overall, looks like an interesting comic strip. His website is at https://sinfest.xyz (apparently only greyscale comic strips there, see his Twitter account for the color versions).

Might be worth a deeper look.