Chain Reaction

Chain Reaction, or Chain Explosion, may refer to:
*The enemy ability from Final Fantasy IV.
*The enemy ability from Final Fantasy IV: The After Years.
*The enemy ability from Final Fantasy XII.
*The enemy ability from Final Fantasy Record Keeper.
*The enemy ability from Final Fantasy Brave Exvius.
==Etymology==
A chain reaction is a sequence of reactions where a reactive product or by-product causes additional reactions to take place.