Each clan leader will teach their pupils certain techniques. Cell may teach his pupils how to regenerated body parts. There will also be certain ki moves, which the character will learn from their clan leaders even though some ki attacks will be basic enough for the characters to know before hand. For characteristics and skills you can distribute the points however you like. After the fight, you may need some time to heal, which is measured in days and you probably won't want to fight during regeneration periods.
Distribution is the same as for the victor.
After the fight you will be damaged severely and will need to heal for longer periods of time. Death You die in the battle. You gain as much stats as in defeat except instead of healing you go to the afterlife. You may be summoned by King Kai or Kaioshin to go train with them. If you aren't summoned you can train in the afterlife by yourself.