What is the transformation cave?

Here is where pokemon masters can make two or more (limit 4) combine together to create a new pokemon, heres the rules

1) Not all pokemon can be combine if we cant make the combine form were so sorry but we cant do anythig
2) dont complain about takeing our sweet time
3) move set ill be decided by admin
4) this pokemon can NEVER evolve sorry but it would just make more work for us
5) changes are irreversable
6) we wiil choose new pokemon name and looks
7) no complaining about looks