El Triángulo secreto: I.N.R.I.

The Spanish series El Triángulo secreto: I.N.R.I. (2006–present, Ediciones Glénat España) is a four-issue comic that weaves a mystery around the initials I.N.R.I., blending historical enigmas with a modern thriller tone. Known for its intricate, research-driven storytelling, the series explores hidden symbols and conspiracies, offering a compelling entry in the European adventure-comic tradition.