Ninjas vs. Pirates (2011)

From publisher blurb:

A Lazy GM Special! A dollar from every purchase goes direct to Save The Children, tackling global children's rights, education, child poverty, preventable diseases and disaster relief.

In return, you get over 80 pregenerated ninjas and pirates ready for use in your game, from simple builds to the Oni Shadowmancer, Half-orc Buccaneer, Half-fiend Swashbuckler and Jiang-shi Invisible Master.

Opponents of Challenge Rating 1 to 21

Fully clickable index, cross-referenced by class and template

Compatible with any OGL-based fantasy system.