1st August 1998
Square Eyed Stories #5
(1998) Ed. Jim McGee
Wow, Psycho! Monkey Panic!
(1999)
Square Eyed Stories #12
(2001) Ed. Jim McGee
Zip Gun Presents: Japan!!
(2001) Ed. David Goodman
The first Gastro story. Gastro, the Guardian of Space, is a giant Beetle, or Cockroach.
SES #12 and ZGP: Japan!! featured all 3 Gastro stories.