Here is my page of codes for Chrono Trigger. These codes have different effects and should be used at your own risk. They all should be OK, but if anything happens, although it is unlikely, I cannot be held accountable. If you know of any codes that aren't listed here for Chrono Trigger, email me, and I'll post them, giving you credit if you want it.
Kill enemies with one hit:
E58B-F7A5
Kill one enemy to win the battle:
3365-5D00
Only experience for the single enemy will be awarded. Party and enemies disappear in battle:
DCB3-7765
Monsters change into other monsters during battles:
E1A5-7765
Unlimited use of item:
5682-F8D4
Walk through walls:
0B60-7FA4
39B0-EFA4
Screen shakes when area is entered:
5DE6-ED67
Speed bar never decreases:
5683-7765
Unlimited MP for person in first slot:
FDA6-7765
Unlimited MP during battles for person in first slot:
9DA6-7765
Unlimited MP for Frog:
7DA6-7765
Unlimited MP for Marle:
5DA6-7765
Unlimited MP for Ayla:
6DA6-7765
Unlimited MP for Crono:
3DA6-7765
Unlimited MP for Lucca:
9DAB-7765
Unlimited MP for Robo:
1DAB-7765
Unlimited MP for Magus:
2DAB-7765
Robo's techs take away all MP:
8DA8-7765
Attacks by party and enemies do less damage:
5527-EDD0
Attacks by party and enemies do more damage:
B623-7765
Most basic attacks miss:
B625-7765
Party and enemies are invincible:
B323-7765
Enemies can do no damage:
EE23-7765
Critical attacks do no damage, and everything else does 1 point of damage. Non-magic attacks do less damage:
553D-5DD0
Magic attacks do more damage:
5537-8DD0
All enemies die instantly upon attack:
CD3B-7765
The battle will not end. All enemies die with one hit and will die if they attack party:
7838-7765
The party will also be healed after the battle. Party goes to level 99 after one battle:
A1EE-EFD9
Ignore the experience display. Gain all techs:
22EC-ED60
All attributes at maximum for party:
65EB-E4A9
Altered music and sound effects:
DCCB-57FE
Start with a higher maximum HP:
EE6D-7F5D
Start with a higher maximum MP:
636D-745D
Start with maximum power:
BD6D-74ED
Start with maximum stamina:
BD6D-777D
Start with maximum speed:
BD6D-775D
Start with maximum magic:
BD6D-778D
Start with maximum hit ratio:
BD6D-77ED
Start with maximum evade:
BD6F-7D7D
Start with maximum magic defense:
BD6F-7D5D
Super Sprint (Up Only):
6CB5-5DD7
Get 98-100% of all possible items (Includes some non-working ones though:
EE8E-7769
Crono starts with the Rainbow:
33E4-68D4
Techs have strange, unpredictable effects:
552A-EDD9
Maxs character stats: (Like Power, Magic, Speed, etc.)
65EB-E4A9
Equip anything on anyone: (Can cause glitchs in graphics and you can't put the Prism Dress on Crono)
EE68-7D0C
*Note: Since the Pro Action Replay cartridge has the capability to write to memory addresses outside of the Game Genie's range, the following codes may only be enabled with that device. It is not possible to convert them for use on the Game Genie.
Unlimited Magic Tabs on pick-up:
7E254863
Unlimited Mega Elixirs on pick-up:
7E250863
Unlimited Hyper Ethers on pick-up:
7E250763
Unlimited Lapis on pick-up:
7E250C63
Unlimited Full Ethers on pick-up:
7E250563
Unlimited Elixirs on pick-up:
7E250663
Magus gains a level every battle:
000088E0
000088E0
7E280C00
7E280C00
Lucca gains a level every battle:
7E26CB00
7E26CC00
Marle gains a level every battle:
7E267B00
7E267C00
Crono gains a level every battle:
7E262B00
7E262C00
Frog gains a level every battle:
7E276B00
7E276C00
Robo gains a level every battle:
7E271B00
7E271C00
Ayla levels up after every battle:
7E27BB00
7E27BC00
Unlimited money:
7E2C537F
7E2C5496
7E2C5598
First party member always has 999 HP:
0E0088E0
7E5EF300