Next, "Guardianes espirituales: aquellos que protegen y guían a las personas en su camino espiritual, como sacerdotes, pastores y líderes religiosos." Again, "sacerdotes", "pastores", and "líderes religiosos" are general terms, not proper nouns. So they should be replaced.
Wait, need to check each word if it's a proper noun. For example, "psicólogos" is a common noun, so okay. "Sacerdotes" as well. El Origen de los Guardianes
For "origen", possible alternatives could be "procedencia", "proveniencia", "fase inaugural". Wait, maybe "nacimiento" or "inicio"? Hmm. "Comienza|origen|proceso". Let me think. "Origen" can be replaced with "nacimiento", "inicio", "luz". Wait, maybe "comienzo", "inicio", "nacimiento". "Tema" could be "tema|asunto|problema". Wait, "tema" is general. "Asunto", "cuestión", "materia". "Complejo" could be "multifacéticos", "complicado", "intrincado". "Multifacético" might be "diverso", "bien redondo", "vario". Wait, maybe "diverso|amplio|múltiple". "Mitología" could be "mitos", "leyendas", "narrativas". "Antigua" could be "antigua|vieja|primitiva". For example, "psicólogos" is a common noun, so okay