Auto-Life (リレイズ Rireizu , lit. "Reraise") is an ability that appears in Kingdom Hearts: Chain of Memories, Kingdom Hearts II, Kingdom Hearts 358/2 Days, Kingdom Hearts Birth By Sleep, and Kingdom Hearts Re:coded. It allows the user to recover slightly if all their HP is depleted. Its effect only works once while active.
In Kingdom Hearts: Chain of Memories, Auto-Life is an enemy card ability that costs 60 CP to add to the deck and lasts for one use. While Auto-Life is in effect, the user is immune to ice, but is stunned by fire.
In Kingdom Hearts 358/2 Days, Auto-Life is an Ability Panel, and it can be leveled up from Auto-Life LV1 to Auto-Life LV2 and Auto-Life LV3 by linking Auto-Life LV+ (リレイズアップⓁ Rireizu Appu Ⓛ , lit. "Reraise Up Ⓛ") panels. Leveling up Auto-Life increases the amount of health restored, from one-third of the maximum HP for level 1, to two-thirds for level 2, and all HP for level 3.
In Kingdom Hearts Birth By Sleep, Auto-Life is a Dimension Link ability which revives the player with 25% health.
 Learning Auto-Life
 Kingdom Hearts Chain of Memories
 Kingdom Hearts II
 Kingdom Hearts 358/2 Days
 Kingdom Hearts Birth by Sleep
 Kingdom Hearts Re:coded
Reraise, also known as "Auto-Life", is a recurring status in the Final Fantasy series. When a character with Auto-Life loses all their health, it revives them with minimal HP. It is usually applied with the spell of the same name.