Ryan Mattos
Ryan Mattos is credited as inker on 4 issues, penciller on 3 issues, colorist on 3 issues, cover artist on 3 issues and others in grailworth's catalog, 4 issues of them across 2 series we value.
Every issue
Bob's Burgers (2014) 1 issue
Bob's Burgers (2015) 3 issues
Credits from the Grand Comics Database, CC BY-SA 4.0.