You may need to manipulate. Not all can be manipulated.
Frog Song - Casts sleep and Toad on a single opponent or cures an ally of Toad. Learn this from frogs called Touch Me.
Level 4 Suicide - This spell casts a death sentence and mini on any single opponent whose level is a multiple of 4. You can learn this skill from Mu, found near the Chocobo Farm and on the plains near Bone Village.
Magic Hammer - This makes your character absorb 100 MP from one enemy. You get this skill from the Razor Weeds that are outside of Wutai.
White Wind - This skill adds HP to all party members equal to the caster's current HP amount. This also cures most status effects. You get this skill from the Zemzellet outside of Junon.
Big Guard - Casts Barrier, MBarrier, and Haste on all members of your party. You learn this from Beach Plugs, they're on the beaches near Costa Del Sol.
Angel Whisper - Completely refills HP and cures most conditions of a single player. It will also revive and fully restore HP of a dead ally. Learned from Pollensalita in the final dungeon.
Dragon Force - Increases magical defense and physical defense during a battle by 50% for one ally. Learn this in the final dungeon from the Dark Dragon.
Death Force - Protects a single ally from Death Spells. You learn this from the Adamantai on the beaches around Wutai.
Flame Thrower - This does a medium amount of Fire-type damage to one enemy. You learn this one in the Mythril Mines, from the Archdragon.
Laser - Reduces an enemy's HP by 1/2. You learn this from the Death Claw beasts in the Corel Prison or from the Dark Dragon in the Final Dungeon.
Matra Magic - Does some damage to all enemies. You learn this from the Custom Sweepers outside Midgar or from Bull Motor in the Corel Prison.
Bad Breath - It casts Poison, Sleep, Toad, Mini and Confuse on all opponents. You learn this from Malboro at Gaea Cliff.
Beta - Does a pretty fair amount of Fire-type damage to all opponents. You learn this from the Midgar Zolom close to the Chocobo Farm. The snake kicks out the player that did the most damage to him. After kicking out a player the snake will attack and then use Beta on the two people.
Aqualung - This does a medium amount of Water-type damage to all opponents. You get this one from the Harpy in the Gold Saucer desert, Jenova-Life, or the Serpent in the Crashed Gelnika.
Trine - This skill uses a moderate amount of Lightning on all opponents. You learn it from the materia keeper in the Nibel Mt or from Stilva at Gaea Cliff or Godo at Wutai.
Magic Breath - Does a good amount of Lightning, Fire, and Ice to all bad guys. You get this one from the Stilva at Gaea Cliff or the parasites.
???? - This skill is called ????. This skill causes damage equal to your max HP minus your current HP to one enemy. You can learn this one from the Judges in the Shinra mansion or from the Behemoth at sector 8 in Midgar.
Goblin Punch - This does a light amount of damage to one opponent. You get this from the goblins on goblin isle.
Chocobuckle see my secrects page
Level 5 death - Kills all enemies whose levels are multiples of 5. You learn this from the Parasite in the final dungeon.
Death Sentence - This will cast death sentence on an enemy. You can learn this from the Sneaky Step and the Death Spector in the Cave of the Gi or from Boundfat in the area just beyond the sleeping forest.
Death Roulette - One player will enter a game of chance with one enemy. You just choose an opponent and the game decides to kill either you or that opponent. You get this from the Death Dealers in the final dungeon.
Shadowflare - This causes a lot of damage to all enemies. You get it from ULTIMATE WEAPON or from the Dragon Zombie.
Pandora's Box - This causes a lot of damage to all opponents. You get this from the Dragon Zombie in the final dungeon.