The following are known Action Replay Codes for Dexter’s Laboratory: Mandark’s Lab? on Sony Playstation (PS1).

The codes should work with the region specified but may work for other regions as well.

Device Compatibility: Action Replay, CodeBreaker & GameShark

DD’s Dance-Inf Lives
801951D00002

R1+R2 Refill Spray
D00921C6F5FF
80130064FFFF

L1+L2 Refill Health
D00921C6FAFF
80130084FFFF

Atom Game-Inf Lives
301786290002