Namek

Guru

You can learn Heal (5 days), Spirit Bomb (13 days) and Full Spirit Bomb (14 days)

You get 10PL and 10MP for one day of training

If you show him a Dragon Ball except the one he gives out, he will unlock 100MP

Muri

You can learn Fusion Dance (6 days) and Dragon Kick (9 days)

You get 15PL and 15MP for one day of training