These are:
1. Pema Jungne, pad ma 'byung gnas
2. Padamsambha, pad ma sam bha
3. Pema Gyalpo, pad ma rgyal po
4. Dorje Drolo, rdo rje gro lod
5. Nyima Ozer, nyi ma 'od zer
6. Shakya Senge, sha kya seng ge
7. Senge Dradok, seng ge sgra sgrog
8. Loden Chogse, blo ldan mchog sred

Guru Rinpoche manisfested one of these forms during his life.