Magic+, also known as MAG+, is an ability in the Final Fantasy series that increases the user's Magic stat. It variously increases Magic by a specific amount, or by a percentage of the character's base Magic. At times abilities that boost magic effectiveness have their effects stats by boosting the power of spells instead of basing their benefits on the Magic stat.
Palom's Bluff ability increases his Intelligence, boosting the damage his magic does. In the Nintendo DS release Bluff doubles Intelligence but wears off after the user casts a spell. It can be taught to any character as an Augment.
Materia can be granted boosts to Zack's MAG stat, up to a maximum of +100 MAG on a single Materia. The Support Materia SP Turbo and SP Turbo Magic increase the power of Zack's Magic Materia by 20% for each level of the materia, but Zack will lose SP when casting magic.
Mag +20%, Mag +40% and Mag +60% can be learned by Guardian Forces. The Mag Bonus ability grants a character a permanent increase to their Magic by 1 when they level up. GFs can also learn SumMag +10%, SumMag +20%, SumMag +30% and SumMag +40%, each level increasing the damage done by the GF when it is summoned into battle.
The Magic Lore Augment increases Magick Power by 1 when taken. Spellbreaker doubles the power of offensive spells, powers up curative spells by 50%, and doubles the chances of status spells taking effect, but only when the character is in critical HP. Serenity powers up offensive spells by 20%, curative spells by 50%, and doubles the chances of status spells working, while the character is at full HP.
Magic+, known as Full Magic in Final Fantasy Type-0, is a Special Magic spell that temporarily grants the caster the status freecast (no MP cost), quick (double spell channelling speed) and trance (double magic damage). Full Magic II grant these effects to all party members.
MAG Boost increases the user's MATK power depending on the level of the MAG Boost ability, while MAG Grow increases the amount that MAG increases by upon leveling up depending on the level of MAG Grow. MAG Boost abilities can be customized onto equipment via Magic Stones, while MAG Grow can be customized from Small Morion and Morion.
The Mana MAGI increases a Robot's HP by 99 when equipped on them. Defense increases the equipped character's Mana by 5 and adds 1 point of Mana to magical damage and to Cure's potency in battle for each MAGI the player possesses.
Time Mages learn M.Attack 10% Up at job level 2 (requires 1 slot to equip) and M.Attack 30% Up at job level 13 (requires 3 slots). Black Mages learn M.Attack 20% Up at job level 10 (requires 2 slots).
Magic Up comes in three levels of power, each level granting a larger bonus to Magic, but Lv2 and Lv3 carry a penalty to Strength. Magic Up Lv1 increases Magic by 20, Magic Up Lv2 offers +40 Magic but has a penalty of -20 Strength, and Lv3 increases Magic by 60 with a penalty of -40 Strength. Minwu, Vivi and Shantotto learn all three levels of Magic Up, while Sephiroth learns Lv1 and Lv2 and Terra learns Lv2 and Lv3.