Cactuar and Tonberry
To get these summons you must go to certain missions and find them.
Cactuar:
Go to the third mission in the first file of the Genesis Missions and pass the boss and head through the path next to him to see a cactuar. Fight it and their missions are unlocked.
Tonberry:
Go to the fifth Mission in the first file of the Seeking Prescious Items missions. Head to the east path instead of the west path where you find a bomb. Going to the east path will soon lead you to a Tonberry fight it and their missions are unlocked.
More tricks, tips and cheats for this game are right here - Crisis Core: Final Fantasy VII cheats
Comments for this cheat