Rainbow Cave

Rainbow Cave

“Rainbow Cave” (B4-155) is a Trainer card from the Ruler of the Skies set in Pokémon TCG Pocket. Its type is Stadium, and its effect is: Once during each player's turn, that player may discard the Energy that has been generated in their Energy Zone. If they do, the next Energy is produced.

Use this Rainbow Cave page to confirm its set, pack sources, and deck roles before adding Rainbow Cave to your collection.

Rainbow Cave Card Details

Illustrator·AYUMI ODASHIMA

Effect

Once during each player's turn, that player may discard the Energy that has been generated in their Energy Zone. If they do, the next Energy is produced.

How to get Rainbow Cave

Where Rainbow Cave is played

Observed use in sampled public tournaments. These figures are not ladder usage, a card win rate, or a recommendation to play a particular number of copies. Versions with the same effect are combined. Examples retain their source artwork.

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Build with Rainbow Cave

Seen in 14.1% of 4,333 sampled tournament lists. Most lists that use it run 1 copy.

Tournament usage
14.1%
611 / 4,333 lists
Most common count
1 copy
54.5% of lists using it
Average copies
1.45
Among lists using it
Archetypes
30
Current decks using it

Decks that use “Rainbow Cave”

  1. Mega Charizard Y ex Entei ex
    1 copy
    95.0% (245)
    2 copies
    5.0% (13)
    View real lists
  2. Giratina ex Dragonair
    1 copy
    0.8% (1)
    2 copies
    99.2% (127)
    View real lists
  3. Dragonair Mega Rayquaza ex
    1 copy
    0.0% (0)
    2 copies
    100.0% (89)
    View real lists
  4. Mega Garchomp ex Dragonair
    1 copy
    52.2% (12)
    2 copies
    47.8% (11)
    View real lists
    Inclusion
    100.0%
    Meta share
    0.5%

    Real 2-copy list

    EnergyNo energy selected

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  5. Mega Garchomp ex Garchomp
    1 copy
    66.7% (6)
    2 copies
    33.3% (3)
    View real lists
  6. Mega Garchomp ex Garchomp
    1 copy
    83.3% (5)
    2 copies
    16.7% (1)
    View real lists
  7. Flygon ex
    1 copy
    100.0% (6)
    2 copies
    0.0% (0)
    View real lists
    Inclusion
    66.7%
    Meta share
    0.2%
  8. Dragonair Giratina ex
    1 copy
    40.0% (2)
    2 copies
    60.0% (3)
    View real lists
View all related archetypes

Event window: Oct 9, 2026 – Nov 6, 2026

Rainbow Cave in tournament decks

This card appears in 30 current and 4 historical tournament archetypes.

Tournament deck data sourced from Limitless Tournament Platform.

View every deck using this card

Historical decks featuring this card

Archived tournament profiles where this card appeared in at least half of tracked decklists.

Cards commonly played with Rainbow Cave

These cards appear in the same tournament archetypes as Rainbow Cave. Rankings use archetype-level samples and inclusion; they do not measure how often two cards occur in the exact same list.

Guides selected from explicit entity references first, with conservative title matching as a fallback.

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