Defense+

Defense+, also known as Vitality+, is a recurring support ability in the series. It typically increases the Defense stat by a fixed percentage or amount.

Crisis Core -Final Fantasy VII-
Three variations of Vitality+ exists in the game. The VIT UP materia is a Rank 1 materia that provides 1-2 Defense per level up to +9, and can be obtained either as the reward for completing Mission 3-1-4, stolen from Vajradhara Cala or Vajradhara Rakshasa, or bought from the Sector 5 Materia Shop for 1,000 gil. VIT UP+ is a Rank 3 materia that provides 2-3 Defense per level up to +12, and can be obtained by finding it during Mission 8-4-6. VIT UP++ is a Rank 5 materia that provides 3-4 Defense per level up to +19, and can be obtained either as the reward for completing Mission 8-5-2 or finding it during Mission 8-3-6.

Final Fantasy VIII
Four variations of Vitality+ are available in this game. Vit+20% can be learned for 60 AP from Shiva and Carbuncle or can be taught to any GF through the use of the Turtle Shell. Vit+40% can be learned for 120 AP from the previous GFs after learning Vit+20% or taught to any GF through the use of the Orihalcon. Vit+60% can only be taught to a GF through the use fo the Adamantine. Vit Bonus is initially learned on Cactuar and learned for 100 AP on Carbuncle, and unlike the +% abilities, will permanently raise Vitality by 1 upon leveling up with the ability equipped.

Final Fantasy X
Four variations of Defense +% are available to the player, and can all be found on various dropped armor. Defense +3% can be customized onto an armor by using 3x Power Sphere, and adds 200 gil to the armor's sell value. Defense +5% can be customized by using 2x Stamina Spring, and adds 500 gil to the armor's sell value. Defense +10% can be customized by using 1x Special Sphere, and adds 5,000 gil to the armor's sell value. Defense +20% can be customized by using 4x Blessed Gem, and adds 10,000 gil to the armor's sell value.