About Trul khor

Tsa lung Trul khor, known in short as Trul khor "magical instrument" or "magic circle" is a Vajrayana discipline which includes pranayama and body postures (asanas). From the perspective of Dzogchen, the mind is merely vāyu "breath" in the body. Thus working with vāyu and the body is paramount, while meditation on the other hand is considered contrived and conceptual.
A leaf from a Prajñāpāramitā (Perfection of Wisdom) manuscript.

Tibetan Buddhist practices – Schools, sutras & tantras

Apart from classical Mahāyāna Buddhist practices like the six perfections, Tibetan Buddhism also includes tantric practices, such as and the as well as methods which are seen as transcending tantra, like . In Tibetan Buddhism, practices are generally classified as either Sutra (or Pāramitāyāna) or Tantra ( or Mantrayāna), though exactly what constitutes each category and what is included and excluded in each is a matter of debate and .
Buddha Amitayus in his Pure Land Sukhavati.

Dzogchen practices – Awakening rigpa

Dzogchen ("Great Perfection" or "Great Completion"), also known as atiyoga (utmost yoga), is a tradition of teachings in Tibetan Buddhism aimed at discovering and continuing in the ultimate ground of existence. The primordial ground is said to have the qualities of purity (i.e. emptiness), spontaneity (lhun grub, associated with luminous clarity) and compassion (thugs rje). The goal of Dzogchen is knowledge of this basis, this knowledge is called rigpa (Skt. vidyā). There are numerous spiritual .
An 18th century Mongolian miniature which depicts a monk generating a tantric visualization.

Vajrayana practices – The tantric samaya vows

along with Mantrayāna, Guhyamantrayāna, Tantrayāna, Secret Mantra, Tantric Buddhism, and Esoteric Buddhism are names referring to Buddhist traditions associated with Tantra and "Secret Mantra". Practitioners of Vajrayāna need to abide by various tantric vows or pledges called samaya. These are extensions of the rules of the Prātimokṣa and Bodhisattva vows for the lower levels of tantra, and are taken during initiations into the empowerment for a particular Unsurpassed Yoga Tantra. The special tantric vows .