Bringing a monopolization claim under California's Cartwright Act is difficult work. This article first explains the possible arguments that one might make in favor of such a claim, then describes why each faces an uphill battle. Second, the article discusses alternatives to the Cartwright Act for bringing a monopolization claim under California law and why each of these attempts is also challenging. The article concludes by considering the reasons for and significance of the lack of a clear monopolization claims under the Cartwright Act.