In Kingdom Hearts Final Mix, Slapshot is a combat ability that costs 1 AP to equip. It is a swing with a wide, upward arc, used when Sora is faced with multiple enemies, or is near an opponent. It is useful for landing a quick and instant blow to intercept enemies and to isolate a foe from multiple targets. It also has a chance of landing a Critical Hit.
In Kingdom Hearts II, Slapshot is an action ability that costs 2 AP to equip. It is a quick uppercut slash that gets the first hit in ofter near enemies. Kingdom Hearts II Final Mix introduces a slightly longer delay before initiating the next attack in a combo. Its description is erroneously switched with that of Dodge Slash, but this was corrected in Kingdom Hearts II Final Mix.
Kingdom Hearts Final Mix
Kingdom Hearts II
Kingdom Hearts II Final Mix