The Indian in the Cupboard, The Return of the Indian
Book to Avoid
This is how he talks: "I help... I go... Big hole. I go through... Want fire. Want make dance. Call spirits." Et cetera. There are characteristic speech patterns for those who are also Native speakers, but nobody in the history of the world ever spoke this way.
What one reviewer describes as "some lively battle scenes" are among the most graphic war scenes in modern children's literature. As a whole, the book is brutal, and the Indians are horrifying: