
- Ominous Cait Sith
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FFX Equipment
One of Lulu's dolls, with the potential to inflict two different status ailments via Statustouch.
- Ominous Rod
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FFX Equipment
One of Yuna's staves, with the potential to inflict two different status ailments via Statustouch.
- Omnislash
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Cloud's level 4 Limit Break and the star prize in the Battle Square. He attacks the enemy party multiple times and finishes with an extreme version of Braver.
- One MP Cost
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A weapon auto-ability that causes all of the wearer's abilities and magic to cost only one MP.
- Onion Knight
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FFX Equipment
Lulu's Celestial weapon, which is well-hidden in the circular pool in Baaj Temple. It allows Shiva to break the 9,999 damage limit. When powered up with the Venus Crest and Venus Sigil, it gains Break Damage Limit, Triple Overdrive, Magic Booster, and One MP Cost. As Lulu uses MP, this weapon's damage decreases.
- Onyx Armguard
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FFX Equipment
One of Wakka's armguards, with either the Magic Defence +10% or Magic Defence +20% auto-ability.
- Onyx Armlet
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FFX Equipment
One of Kimahri's armlets, with either the Magic Defence +10% or Magic Defence +20% auto-ability.
- Onyx Bangle
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FFX Equipment
One of Lulu's bangles, with either the Magic Defence +10% or Magic Defence +20% auto-ability.
- Onyx Bracer
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FFX Equipment
One of Auron's bracers, with either the Magic Defence +10% or Magic Defence +20% auto-ability.
- Onyx Ring
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FFX Equipment
One of Yuna's rings, with either the Magic Defence +10% or Magic Defence +20% auto-ability.
- Onyx Shield
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FFX Equipment
One of Tidus' shields, with either the Magic Defence +10% or Magic Defence +20% auto-ability.
- Onyx Targe
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FFX Equipment
One of Rikku's targes, with either the Magic Defence +10% or Magic Defence +20% auto-ability.
- Organics
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FFVII Equipment
An expensive and powerful sword for Cloud with an unusual design, available from Icicle Inn in preparation for the Great Glacier.
- Orihalcum
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FFX Equipment
One of Kimahri's armlets, with the Auto-Med, Auto-Potion and Auto-Phoenix auto-abilities set.
- Ormi
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FFX-2 NPC
The second of Leblanc's right-hand men, along with Logos. His impressive size and equally round shield pack a punch in the many battles he faces with the Gullwings.
- Ornitier
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FFIX Player Character
See Vivi.
- Outer Continent
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FFIX Location
A continent on the world of Gaia, to the north of the Mist Continent. Not much is known about it or its reclusive inhabitants.
- Ovation
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FFX Equipment
One of Wakka's balls, with both Strength and Magic stat increasing abilities.
- Over the Top
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FFX Equipment
One of Wakka's balls, with the Magic Booster auto-ability, and three of Magic +3%, Magic +5%, Magic +10% and Magic +20%.
- Overdrive -> AP
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A weapon auto-ability that stops the wearer's Overdrive gauge from rising. Instead, all "points" of Overdrive they would have earned are given as AP after the battle.

