Marvelous Sea

← Remains Island
Marvelous Sea
Fantasy Strait →
Marvelous Sea 不思議
Marvelous Sea
Marvelous Sea RTRB.png
Basic info
Floors: 20RB
18RTDX
Rest stops: No
Traps: Yes
Monster Houses: Yes
Main type: WaterRB/
NoneRTDX
Boss: None
Allowances
Recruiting: Yes
Items: Allowed
Money: Allowed
Starting level: Current
Team members: 3

Marvelous Sea (Japanese: 不思議 Marvelous Sea) is a dungeon in Pokémon Mystery Dungeon: Red Rescue Team and Blue Rescue Team and Pokémon Mystery Dungeon: Rescue Team DX that contains 20RB/18RTDX floors.

In the original games, it cannot be accessed by normal means in the game and is only available through a Nintendo Event, using the Wonder Mail code: ??MH CJ(...)? 44?P CF?8 7J6R (...)M?1.

In the remake, the dungeon is unlocked along with Fantasy Strait after completing the following postgame objectives:

Gameplay

Generation III

In the original games, every Pokémon in Marvelous Sea can also be found on the same floors in Fantasy Strait.

Generation VIII

In the remake, every Pokémon in Marvelous Sea can also be found on the same floors in Fantasy Strait, with the exception of Weavile.

Floor 18 contains 5 Evolution Crystals and 2 Deluxe Boxes.

Pokémon encountered

Generation III

Pokémon Floors Levels Recruit Rate
  Wingull 1-5 23 12.5%
  Shellder 1-8 25 12.2%
  Tentacool 1-9 27 8.3%
  Omanyte 1-9 30 8%
  Slowpoke 6-14 25 12%
  Seel 6-14 30 3.9%
  Remoraid 10-19 28 8.8%
  Spheal 10-19 22 8.8%
  Anorith 14-20 26 8.7%
  Grimer 20 32 12.2%
  Omastar 20 35 Unrecruitable

Generation VIII

  This section is incomplete.
Please feel free to edit this section to add missing information and complete it.
Pokémon Floors Levels Recruit Rate
  Weedle 1-2 60 14.4%
  Pidgey 1-2 60 14.4%
  Rattata 1-2 60 14.4%
  Nidoran♂ 1-2 60 10.8%
  Nidoran♀ 1-2 60 14.4%
  Clefairy 1-2 60 6.4%
  Zubat 1-2 60 10.8%
  Oddish 3-4 60 14.4%
  Paras 3-4 60 14.4%
  Graveler 3-4 60 10.8%
  Poliwag 3-4 60 14.4%
  Ponyta 3-4 60 6.4%
  Doduo 4 60 10.8%
  Seel 4 60 10.8%
  Grimer 4 60 10.8%
  Shellder 4 60 8.2%
  Gastly 5-6 60 8.2%
  Hypno 5-6 60 8.2%
  Voltorb 5-6 60 14.4%
  Exeggcute 5-6 60 14.4%
  Hitmonlee 5-6 60 8.2%
  Lickitung 5-6 60 6.4%
  Tangela 7-9 60 10.8%
  Mr. Mime 7-9 60 8.2%
  Electabuzz 7-9 60 8.2%
  Magmar 7-9 60 10.8%
  Pinsir 7-9 60 14.4%
  Sentret 7-9 60 14.4%
  Ledyba 7-9 60 14.4%
  Flaaffy 10-13 60 8.2%
  Marill 10-13 60 6.4%
  Hoppip 10-13 60 8.2%
  Skiploom 10-13 60 10.8%
  Aipom 10-13 60 10.8%
  Wooper 10-13 60 8.2%
  Murkrow 10-13 60 10.8%
  Misdreavus 10-13 60 8.2%
  Pineco 14-15 60 10.8%
  Dunsparce 14-15 60 10.8%
  Qwilfish 14-15 60 8.2%
  Shuckle 14-15 60 10.8%
  Heracross 14-15 60 10.8%
  Teddiursa 14-15 60 14.4%
  Swinub 16-17 60 14.4%
  Delibird 16-17 60 8.2%
  Phanpy 16-17 60 10.8%
  Stantler 16-17 60 10.8%
  Tyrogue 16-17 60 14.4%
  Smoochum 16-17 60 1.6%
  Elekid 16-17 60 14.4%
  Weavile 16-17 60 8.2%
Fainted Pokémon
  Slowpoke 2-17 64 100%
  Muk 2-17 64 100%
  Kingler 2-17 ? 100%
  Cyndaquil 2-17 62 100%
  Ariados 2-17 62 100%
  Natu 2-17 ? 100%
  Pupitar 2-17 62 100%
  Vigoroth 2-17 64 100%
  Azurill 2-17 62 100%
  Carvanha 2-17 ? 100%
Mystery House
  Abra 10, 15 60 100%
  Kadabra ? ? 100%
  Hypno ? 60 100%
  Mr. Mime ? 60 100%
  Wobbuffet ? 60 100%
  Munchlax ? 60 100%
Strong Foe
  Magikarp 1-17 60 Unrecruitable
-6.4% 
Weavile appears only after reaching Diamond Rank.
Shiny Magikarp can only be recruited with a Friend Bow.

Items

Generation III

Poké appears at groups of 4-74 on first floors. The maximum increases to 194 and 278 on 8th and 17th floors, respectively.

Item Floors
  Poké 1-20F
  Def. Scarf 1-20F
  Detect Band 1-20F
  Gold Ribbon 1-20F
  Heal Ribbon 1-20F
  Pass Scarf 1-20F
  Patsy Band 1-20F
  Pecha Scarf 1-20F
  Plain Ribbon 1-20F
  Power Band 1-20F
  Racket Band 1-20F
  Sneak Scarf 1-20F
  Stamina Band 1-20F
  Tight Belt 1-20F
  Twist Band 1-20F
  Warp Scarf 1-20F
  Insomniscope 1-20F
  Scope Lens 1-20F
  Whiff Specs 1-20F
  X-Ray Specs 1-20F
  Geo Pebble 1-20F
  Gravelerock 1-20F
  Cheri Berry 1-20F
  Allure Seed 1-20F
  Blinker Seed 1-20F
  Heal Seed 1-20F
  Sleep Seed 1-20F
  Totter Seed 1-20F
  Blowback Orb 1-20F
  Cleanse Orb 1-20F
  Escape Orb 1-20F
  Evasion Orb 1-20F
  Hurl Orb 1-20F
  Petrify Orb 1-20F
  Pounce Orb 1-20F
  Radar Orb 1-20F
  Rebound Orb 1-20F
  Rollcall Orb 1-20F
  Scanner Orb 1-20F
  Switcher Orb 1-20F
  Trapbust Orb 1-20F
  Trawl Orb 1-20F
  Warp Orb 1-20F

Traps encountered

Generation III

Note: The % are rough estimates.

Image Trap Floor 1-20
  Slow Trap 6.66%
  Slumber Trap 6.67%
  Spin Trap 6.67%
  Summon Trap 6.67%
  Warp Trap 6.66%
  Wonder Tile 66.67%

In other languages

Language Title
  French Eaux MerveilleusesRTDX
Eau MerveilleuseRB
  German Fabelhaftes Meer
  Italian Mare Meraviglia
  Korean 이상한 바다 Isanghan Bada
  Spanish Mar Maravilla



Locations in the Pokémon world in Pokémon Mystery Dungeon: Red Rescue Team, Blue Rescue Team, and Rescue Team DX
Major locations
Friend Areas/Rescue team campsTeam BasePokémon SquareKecleon Shop
Kangaskhan StorageMakuhita DojoWhiscash PondLuminous CaveHill of the Ancients
Dungeons
Tiny WoodsThunderwave CaveMt. SteelSinister WoodsSilent Chasm
Mt. ThunderGreat CanyonLapis CaveRock PathMt. BlazeSnow Path
Frosty ForestMt. FreezeMagma CavernSky TowerUproar Forest
Howling ForestStormy SeaSilver TrenchMeteor CaveFiery Field
Lightning FieldNorthwind FieldMt. FarawayWestern CaveNorthern Range
Pitfall ValleyBuried RelicWish CaveMurky CaveDesert Region
Southern CavernWyvern HillSolar CaveDarknight RelicGrand Sea
Waterfall PondUnown RelicJoyous TowerFar-Off SeaPurity Forest
Oddity CaveRemains IslandMarvelous SeaFantasy Strait
Unknown DungeonRB
Illusory GrottoRTDX
  This article is part of both Project Locations and Project Sidegames, Bulbapedia projects that, together, aim to write comprehensive articles on the Pokémon Locations and Sidegames, respectively.