
Description: An interesting Lightning-based Unicorn-esque Aeon, Ixion will prove to be quite helpful to your party, especially in early-game. His high defense and magic defense attributes will tend to be quite useful in boss battles.
Special Move: Aerospark
Ixion will fire razor-sharp discs that will collide with a single enemy, causing non-elemental damage. The attack also negates certain special magical effects such as Protect, Shell, Reflect and Haste.
Overdrive: Thor's Hammer
A storm will be cast from Ixion that will surround all of the enemies, which will then disintegrate. Lightning-based damage will be dealt to all enemies.
How to Break Damage Limit: Obtain and activate Kimahri's ultimate weapon, the Spirit Lance.
Ixion's Location: Received in Djose Temple.
Ixion's Initial Abilities: Thunder, Thundara, NulShock, NulTide.
| Ixion's Initial Statistics | |
| HP: 891 | MP: 25 |
| Strength: 20 | Agility: 8 |
| Defense: 26 | Luck: 17 |
| Magic: 20 | Evasion: 11 |
| Mag-Def: 29 | Accuracy: 12 |


Description: Valefor is a large winged creature that's great at avoiding ground-based attacks. He is the first aeon Yuna receives on her quest to be High Summoner.
Special Move: Sonic Wings
Damages and delays your opponents' turns.
Overdrive: Energy Cannon
Valefor will build up a beam of energy at its beak, then fire it, causing non-elemental damage to all enemies. This will also hit flying enemies.
Overdrive: Energy Blast
Energy Blast is a much more powerful version of the Energy Cannon overdrive. Go to the girl in Besaid next to her dog, talk to her, and you'll recieve "something mangled and slobbery" which will teach Valefor this overdrive.
How to Break Damage Limit: Obtain Yuna's ultimate weapon, the Nirvana.
Valefor's Location: Received in Besaid Temple.
Valefor's Initial Abilities: Fire, Thunder, Water, Blizzard.
| Valefor's Initial Statistics | |
| HP: 725 | MP: 24 |
| Strength: 18 | Agility: 10 |
| Defense: 23 | Luck: 17 |
| Magic: 21 | Evasion: 19 |
| Mag-Def: 23 | Accuracy: 11 |


Description: Ifrit's got an incredibly high strength to start out with, but his defense and magic certainly leave something to be desired. Ifrit can also use any of his fire magic to heal himself.
Special Move: Meteor Strike
A non-elemental attack that's launched at a single enemy. Useful for penetrating Protect.
Overdrive: Hellfire
Ifrit will surround his enemies with a fiery mass that will eventually detonate for a massive amount of damage.
How to Break Damage Limit: Obtain and activate Wakka's legendary weapon, World Champion.
Ifrit's Location: Received in Kiliki Temple.
Ifrit's Initial Abilities: NulBlaze, NulFrost, Fire.
| Ifrit's Initial Statistics | |
| HP: 857 | MP: 23 |
| Strength: 19 | Agility: 9 |
| Defense: 29 | Luck: 17 |
| Magic: 21 | Evasion: 10 |
| Mag-Def: 21 | Accuracy: 11 |

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Description: The summoned dragon Bahamut returns once again to Final Fantasy. Bahamut delivers one of the most powerful attacks that any Aeon can offer, and comes with a handy Break Damage auto-ability, so you won't need to do anything to deal more than 9,999 damage.
Special Move: Impulse
Bahamut charges four balls of dark magic and tosses them, attacking all enemies. Tends to be quite useful when facing multiple enemies.
Overdrive: Mega Flare
Bahamut anchors himself down and releases a deadly breath attack that will defeat virtually anything, and will consistantly deal over 9,999 damage.
How to Break Damage Limit: Not needed. See Description and Strategy.
Bahamut's Location: Received in Palace of St. Bevelle.
Bahamut's Initial Abilities: Fire, Fira, Firaga, Thunder, Thundara, Thundaga, Water, Watera, Waterga, Blizzard, Blizzara, Blizzaga, Scan.
| Bahamut's Initial Statistics | |
| HP: 1210 | MP: 35 |
| Strength: 23 | Agility: 10 |
| Defense: 27 | Luck: 17 |
| Magic: 18 | Evasion: 20 |
| Mag-Def: 28 | Accuracy: 11 |


Description: Yojimbo is basically Final Fantasy 10's answer to the old Odin-style summons; you'll have little control over him compared to other Aeons, but he's quite deadly.
Special Move: None
Overdrive: None
How to Break Damage Limit: Obtain and activate Auron's legendary weapon, the Masamune.
Yojimbo's Location: To get Yojimbo, travel to the Cavern of the Stolen Fayth near the northeast part of the Calm Lands. Defeat him in battle, then proceed to speak to him: you'll be able to negotiate a fee for his services. Choose "To defeat the most powerful of enemies" to start with the lowest asking price. The easiest (and most beneficial) way to "buy" Yojimbo is to offer triple his asking price. He'll join you, and you'll also recieve two Teleport Spheres.
Yojimbo's Initial Abilities: None.
| Yojimbo's Initial Statistics | |
| HP: 1030 | MP: 0 |
| Strength: 29 | Agility: 9 |
| Defense: 25 | Luck: 17 |
| Magic: 16 | Evasion: 59 |
| Mag-Def: 23 | Accuracy: 19 |

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Description: The Magus Sisters trio originally made an appearance in Final Fantasy IV. To acquire them in Final Fantasy X, though, you'll need to undertake a certain sidequest. Like Yojimbo, you'll have little control over the Magus Sisters compared to your control over other Aeons. Special Move: Camisade, Razzia, Passado The sisters may perform one of their unique attacks when you select either "Do what you will" or "Go! Go!". Camisade shoots blades of fire, Razzia launches Sandy onto an enemy, and Passado will fire a burst of stingers at the enemies. Overdrive: Delta Attack When Cindy, Sandy and Mindy all are in overdrive mode, a new command ("Combine Powers!") will appear. The sisters will join as one and perform what is quite possibly the most deadly overdrive in the game How to Break Damage Limit: Not needed. Magus Sisters' Location: Capture all of the enemies in the Mt. Gagazet area and return to the monster arena. You'll recieve the Blossom Crown. Acquire all of the other Aeons (including Yojimbo and Anima), then return to Remiem Temple. Challenge Belgemine' versions of your Aeons. If you defeat all of them up to Bahamut, you'll recieve the Flower Scepter. Defeat Yojimbo and Anima, then move to the door in towards the back and open it with these two key items. Magus Sisters' Initial Abilities: None.
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