Gaurdian Forces
If you ever played a Final Fantasy game you will know that you can summon awsome beasts and monsters that help you in battle.  Throughout the game series they have been called several different names such as: Summons, Espers, etc.. and now they have a different name again.  They are called Gaurdian Forces.  They were discovered by a scientist called Dr. Odine.  However in Final Fantasy 8 they have a larger purose in the game.  Before they were used just for help in battles, but now you to junction them to your characters allowing you to junction magic to your chraracters.  By doing that you raise your characters statistics such as HP, Strength, Vitality and so on.  These are all the ones you can find, info on them and how to get them.  :)
Quezacotl
Shiva Brothers Diablos
Ifrit Siren Charbuncle
Levithan
Pandemona Cerberus
Alexander
Doomtrain
Bahamut Tonberry
Cactuar
Eden
Other
Chicobo Griver Minimog
Moomba
Angelo
Odin/Gilgamesh
Phoenix
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