Dragon Warrior Monsters Cheat Codes & Secrets

GameShark Codes

These codes are for use with a GameShark device on original Game Boy Color hardware, or entered in the cheat menu of compatible emulators (BGB, mGBA, VisualBoyAdvance).

Code	Effect	Notes
019963C1	Max Gold (99,999G)	Enter before loading save
011063C1	Gold modifier (low byte)	Pair with above
010080C4	Walk through walls	Useful for skipping blocked areas
01FF57C1	All monsters at 255 HP	Combat only
01634DC1	Max Scout success rate	Forces 100% recruitment chance
010199C8	Infinite steps (no fatigue)	Prevents step-based exhaustion
01637CC1	Freeze enemy AI	Enemies skip turns

To enter codes in mGBA: Go to Tools → Cheats → Add GameShark and paste the 8-character code exactly as shown. Enable the checkbox before launching your save file.

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Arena Battle Road Passwords

The Arena’s Battle Road mode uses passwords to unlock specific opponent teams for practice bouts. At the Arena desk, choose Battle Road → Password and input these strings using the on-screen character selector. Passwords are case-sensitive in the Japanese version but not the North American localization.

Password	Opponent Team	Reward
SLIMEFAN	Three-slime squad (Slime, HornSlime, Bubble Slime)	500G, Herb
DRGNKNG	Dragon-class endgame team	2,000G, MagicKey
METLORD	Metal Slime trio, high evade	5,000G, MetalKey
BOSSRUSH	Sequential fight vs. Gate bosses	Special Medal
WILDCARD	Randomly generated opponent team	Variable prize pool

These passwords persist after entry and can be replayed for gold grinding. The METLORD fight is particularly useful late-game because the Metal Slimes carry rare item drops even in arena format.

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Monster Breeding: Secret Combinations

Dragon Warrior Monsters’ breeding system is the deepest source of hidden content. The game has 215 monsters, many of which can only be obtained through specific family pairings. The breeding tier of each monster is determined by its family on the mother’s side.

Legendary-Tier Recipes

Result	Mother Family	Father Family	Notes
Darkdrium	Dragon	Devil	Both parents must be at least level 20
WildCard	Slime	??? (any non-Slime)	Random stat roll on birth
Orochi	Dragon + Dragon	Zombie	Orochi line requires a Zombie father
MetalKing	Metal family (mother)	Any A-rank+	Metal Slime mother must be level 15+
GoldGolem	Material	Material	Both same-family Material parents
RainHawk	Bird	Dragon	Produces Flying + Breath moveset
GigaDraco	Dragon	Dragon	Requires both parents with Zap skills

Breeding Mechanics Tips

Monsters inherit skill slots from both parents. A monster with 4 skill slots bred with a parent carrying Zap + HealAll will pass those skills with roughly 50% probability each. To guarantee skill inheritance, level the parent to 30+ before breeding — this locks their top two skills as inheritable.

The ”+” modifier (e.g., Slime+, Dragon++) stacks across generations. Each ”+” increases base stat growth by approximately 10%. Breeding two ”+” monsters of the same species produces offspring with one additional ”+” marker. After ”++” the counter resets but stat bonuses compound — competitive players chain this five or six generations deep before entering the final arena.

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Gold and Experience Farming Exploits

Metal Slime Step Method

Metal Slimes appear in the GreatLog’s training area dungeons and on floors 3–6 of most Gates. They flee on their first action roughly 90% of the time but award disproportionate experience — a single Metal Slime kill at mid-game yields as much XP as 15 normal enemies. Equip your lead monster with Chance or CritHit skills to land instant kills before the flee triggers. Save before entering the floor and reload if the Slime escapes without taking damage; this is the standard farming loop.

Arena Gold Loop

After unlocking the Master-rank arena, you can re-enter and win repeatedly with no cooldown. A full Master bracket run awards roughly 3,000–4,500G depending on bonus multipliers. With a tuned breeding team, this takes 8–12 minutes per run. Combine with the METLORD Battle Road password for supplemental income between ranked matches.

Save Manipulation for Scout Rates

When attempting to recruit a rare monster from a Gate, the game calculates the scout outcome using a value seeded at the moment you initiate the CALL action — not when you enter the Gate. Save immediately before selecting CALL in battle, attempt the scout, and reload if it fails. This reseeds the calculation each attempt. Works on original hardware and all emulators.

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Rare Monster Locations and Unlock Conditions

Monster	Where to Find	Condition
Watabou	GreatLog (story)	Automatic at game start; later breedable
Coatol	Gate of Fire, floors 8–10	Night cycle only (step counter 500+ in gate)
Andreal	Gate of Water, B3	Must have completed Starry Night Tournament
Rosevine	Gate of Wind	Breed Toadstool (Plant) × any Dragon
CanniBox	Gate of Darkness	Open chests with monster in front slot
Balhib	Gate of Darkness, B5	Only appears after defeating Durran

Day/Night Cycle Note: The game tracks a step counter that cycles through a day/night period approximately every 300 steps. Several monsters — including Coatol, MadPlant, and NiteRich — only appear during the night half of this cycle. You can check the lighting tint on the Gate floor map as an indicator.

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Beneficial Glitches

Infinite Key Duplication (v1.0 cartridges only)

On unpatched North American cartridges, dropping a Gate Key into your item storage box and then immediately opening the World Map before the drop animation completes causes the key to register in both your inventory and the box. This was fixed in later print runs. Check your cartridge’s label date — pre-November 1999 prints are more likely to carry this version.

Out-of-Bounds Gate Travel

In the GreatLog overworld map, walking into the northwest corner pillar while holding Up + Left on the D-pad simultaneously can clip Terry into the wall geometry. From this position, pressing A may trigger a gate transition to an uninitialized floor. The floor generates with random tile data and can contain monsters from any Gate in the game. Progress or items gained here persist normally. The game will softlock if you attempt to use stairs found on these floors — save beforehand.

Breeding Menu Stat Lock

If you open the breeding menu, select a mother, then soft-reset (Start + Select + A + B simultaneously) and re-enter the menu without closing it first, some builds will display the mother’s stats frozen at their current values even if you swap to a different monster. This is cosmetic only but was used by speedrunners to verify hidden stat values before committing to a breed.

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Developer Easter Eggs and Hidden Content

Terry’s Name in Credits Dialogue

Complete the main story and watch the ending credits without pressing any buttons. After the credits sequence ends and the screen returns to the title, press Select eight times rapidly. A short dialogue box appears with a message from the development team, referencing the original Dragon Quest VI origin story for Terry and Milly. This is displayed in Japanese even on the North American cart and was discovered by players dumping the ROM text strings.

Enix Staff Monster Team

At the Arena, enter the name ENIXSTAFF in the custom trainer name field (not a password — this is the trainer name input during file creation). If done before your first arena bout, your second opponent in the Beginner bracket will be replaced with a team of three Slimes all named after developers listed in the credits. Defeating them earns normal prize money but logs a unique “STAFF DEFEATED” flag in the save file, which has no in-game effect but was found via save-state comparison.

Monster Compendium Completion Bonus

Filling all 215 entries in the Monster Library (viewed via the main menu’s Library option) triggers a brief bonus scene in which the Great Log speaks directly to Terry. This scene does not play during normal story completion and can only be seen by players who have bred or recruited every monster in the registry. Several monsters require opposing-version trades, making this a link-cable-dependent achievement on original hardware.