For Mahāmāyā the mother of Buddha see: Maya (mother of Buddha) The Mahamaya-tantra, (Sanskrit:Mahāmāyā-tantra, Tibetan: sgyu 'phrul chen po'i rgyud) is a tantra associated with Dream Yoga. It is considered by the Shangpa Kagyu school of Tibetan Buddhism to be a seminal work and is one of their five principle tantras. Mahāmāyā-tantra is a tantric text concerning Mahāmāyā. Mahāmāyā (Mahā holds the semantic field: "total", "great"; Māyā holds the semantic field: "magic", "phantasmagoria", "illusion", "dream") is a deva or deity in Indian religions. Mahāmāyā, Māyā or Maya, is also a force and/or the principal deity who creates, perpetuates and governs the phantasmagoria, illusion and dream of duality in the phenomenal Universe. Stated simply, Maya is the goddess of dreams. Mahāmāyā is also the