- "More than anything, it lives to terrify people. It sometimes startles itself and bursts into laughter."
- — Battle Memory
|Appears in||Mother 3|
|Vulnerable to||PK Freeze|
|Location||King P's room in Thunder Tower|
|In-battle theme||Piggy Something|
The Surprise Box is one of many enemies with unused back sprites.
The Surprise Box uses standard attacks and forgetfulness-inducing flashes; it also has access to PK Fire β. It may occasionally waste turns being surprised. It is classified as a mechanical enemy, making it vulnerable to Saltwater Guns.