The following are known GameShark Codes for Asterix & Obelix Take on Caesar on Sony Playstation (PS1).
These codes were also known as Action Replay Codes and in most cases will work on both devices.

These codes are for the European version of the game.

• Master Code – PAL To NTSC
  C1000000 0000
  D005DC4C 0010
  8005DC4C 0000
  D00959A0 0001
  800959A0 0000
  Note: This code fixes the resolution to NTSC for mod-chipped US Playstations. Line starting with ‘C1’ is needed for Cheat Device Version 2.4+
• Press L2 To Clear Current Scene
  E0098A3E 0001
  800F01DA 0063