Warrior:
old - Regular attacks will become non-elemental and grants a drastic increase in accuracy.
new - Grants a 100% chance of activating Double Attack.
Monk
old - Grants a 100% counter-rate against regular attacks from enemies. Also, the amount of enmity gained by this will increase drastically.
new - Doubles your maximum HP and recovers health equal to this amount at the time of casting.
White Mage
unchanged - Grants party members protection from status ailments.
Black Mage
old - Grants a drastic decrease in enmity generated by magic attacks.
new - Decreases enmity generated by magic and increases magic accuracy.
Red Mage
old - Grants an increase to the effect of enhancing magic.
new - Increases the accuracy of your next enfeebling magic spell cast. Effect expires when either 60 seconds pass or an enfeebling magic spell is cast successfully.
Thief
old - Major damage is dealt to the enemy and all enmity will be transferred to the player standing in front.
new - Steals one beneficial effect currently on an enemy, including previous special job ability effects. In the event there are no beneficial effects on the target, the ability will miss and be considered cast.
Paladin
old - Grants an increase to the chance of blocking with a shield and reflects the blocked damage to the attacker.
new - Damages enemies with your shield and drastically lowers their melee attack power and accuracy. (Instantaneous)
Dark Knight
unchanged - Steals an enemy's TP through regular attacks while the effect is active.
Beastmaster
old - Absorbs the pet and recovers both HP and status ailments. Also, the player will receive a Reraise effect.
new - Increases the likelihood of charming enemies and eliminates the recast time for Call Beast. When either Charm or Call Beast is used, the charmed monster/called pet will have 300 TP and there will be no ability delays for either Sic or Ready.
Bard
old - Drastically reduces the magic defense, magic evasion, and INT/MND of the target.
new - Allows an additional song to be cast on party members.
Ranger
old - The range modifier will become the optimal distance no matter the range to the target. Also, ammunition will not be consumed.
new - Halves the delay on ranged weapons. Grants a 100% chance of activating Double Shot and Triple Shot.
Samurai
unchanged - While the ability is in effect, all damage caused by the physical special abilities will be evaded. Additionally, weapon skill damage will increase as more special abilities are evaded.
Ninja
old - Grants a drastic increase in parry rate. Additionally, Ninjutsu recast times will be reduced by 50% and ninja tools will not be consumed.
new - Increases your number of auto-attacks based on the number of your shadow images.
Dragoon
old - Wyvern’s HP is completely restored and all status ailments are cured. Additionally, the wyvern’s stats will increase.
new - Eliminates the recast time of jump abilities.
Summoner
unchanged - The recast time of both summoning magic and Blood Pacts will become 0 while under the effect of the ability.
Blue Mage
unchanged - While the ability is in effect, blue magic from Unbridled Learning can be used continuously.
Corsair
old - Grants the ability to use up to 3 Phantom Roll effects.
new - Reduces the recast time of party members' special job abilities, excluding yours, based on the number rolled
Puppetmaster
unchanged - Automaton will use special abilities. Special ability usage will depend on the automaton head.
Dancer
old - Grants maximum amount of Finishing Moves and the recast time of all Flourishes will be reset.Additionally, while the ability is in effect, Finishing Move will not be consumed.
new - Gives five finishing moves, resets flourish recast timers, and eliminates the cost of finishing moves. Effect ends either when its duration expires or is used three times
Scholar
unchanged - Will direct enmity of all party members to an indicated player