Screentone (7 resources)

Halftone Grunge Photoshop Brushes
Halftone Grunge Photoshop Brushes

Halftone Brushes + Bonus Patterns
Halftone Brushes + Bonus Patterns

Vintage Halftone  - Instant Text Effects
Vintage Halftone - Instant Text Effects

Seamless Halftone Patterns
Seamless Halftone Patterns

The Retro Comic Book Tool Kit
The Retro Comic Book Tool Kit