– the dissolution of visualization as the sadhana second phase after the generation stage
– the practices or yogas like Tummo breathing*, Six Yogas of Naropa, Completion Six Yogas of Kalachakra
– Tregchö and Tögal.
According to Tantra “There is no other method for liberation in samsara”.
Having abandoned all thoughts, meditating one day and night without interruption
on the energy forms of a deity for the welfare of oneself and others. There is no other method.