The best The Underworld of Secrets cards under $100 (2026)

The strongest The Underworld of Secrets cards you can buy for under $100 right now, ranked by real closed-sale prices — not guesses, not asking prices. Updated August 2026; the order shifts as the market does.

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  1. 1
    Divine Lightning Predator Secret (The Underworld of Secrets)
    Divine Lightning Predator Secret (The Underworld of Secrets)
    $94.5· $94.5 new/sealed
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  2. 2
    The Underworld of Secrets Booster Box (The Underworld of Secrets)
    The Underworld of Secrets Booster Box (The Underworld of Secrets)
    $58.5· $103.99 new/sealed
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  3. 3
    Metamorphosis Dendrobium Secret (The Underworld of Secrets)
    Metamorphosis Dendrobium Secret (The Underworld of Secrets)
    $51.37· $99.99 new/sealed
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  4. 4
    Rocket Dive Pink Spider (The Underworld of Secrets)
    Rocket Dive Pink Spider (The Underworld of Secrets)
    $24.88· $31.99 new/sealed
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  5. 5
    Memory of Worlds Recorder of Worlds (The Underworld of Secrets)
    Memory of Worlds Recorder of Worlds (The Underworld of Secrets)
    $23.1· $42 new/sealed
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  6. 6
    Divine Lightning Predator (The Underworld of Secrets)
    Divine Lightning Predator (The Underworld of Secrets)
    $20.38· $59.99 new/sealed
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  7. 7
    Soul Absorption The Ethereal King (The Underworld of Secrets)
    Soul Absorption The Ethereal King (The Underworld of Secrets)
    $17· $49.99 new/sealed
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  8. 8
    Launch of Megiddo Mover of Worlds (The Underworld of Secrets)
    Launch of Megiddo Mover of Worlds (The Underworld of Secrets)
    $12.13· $37.99 new/sealed
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  9. 9
    Metamorphosis Dendrobium (The Underworld of Secrets)
    Metamorphosis Dendrobium (The Underworld of Secrets)
    $11.64· $64.99 new/sealed
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  10. 10
    Grandleon Strongest Ancient (The Underworld of Secrets)
    Grandleon Strongest Ancient (The Underworld of Secrets)
    $11.55· $11.99 new/sealed
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  11. 11
    Grandleon Strongest Ancient Full Art (The Underworld of Secrets)
    Grandleon Strongest Ancient Full Art (The Underworld of Secrets)
    $11.25· $24.99 new/sealed
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  12. 12
    Hyde Solitary Assassin (The Underworld of Secrets)
    Hyde Solitary Assassin (The Underworld of Secrets)
    $11· $11.55 new/sealed
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  13. 13
    Dexia Ethereal Twin Prince Full Art (The Underworld of Secrets)
    Dexia Ethereal Twin Prince Full Art (The Underworld of Secrets)
    $8.2· $12.99 new/sealed
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  14. 14
    Dexia Ethereal Twin Prince (The Underworld of Secrets)
    Dexia Ethereal Twin Prince (The Underworld of Secrets)
    $7.68· $9.99 new/sealed
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  15. 15
    Neun (The Underworld of Secrets)
    Neun (The Underworld of Secrets)
    $6· $16.99 new/sealed
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  16. 16
    Hyde Solitary Assassin Full Art (The Underworld of Secrets)
    Hyde Solitary Assassin Full Art (The Underworld of Secrets)
    $6· $49.99 new/sealed
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  17. 17
    The Damascus Moon Full Art (The Underworld of Secrets)
    The Damascus Moon Full Art (The Underworld of Secrets)
    $5.99· $6.29 new/sealed
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  18. 18
    Ethereal Princess Full Art (The Underworld of Secrets)
    Ethereal Princess Full Art (The Underworld of Secrets)
    $5.78· $10.99 new/sealed
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  19. 19
    Reconnaissance Gears Full Art (The Underworld of Secrets)
    Reconnaissance Gears Full Art (The Underworld of Secrets)
    $5.23· $5.23 new/sealed
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  20. 20
    Secret Stone of the Ethereal Moon (The Underworld of Secrets)
    Secret Stone of the Ethereal Moon (The Underworld of Secrets)
    $5.08· $9.99 new/sealed
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  21. 21
    Secret Stone of the Wanderer Moon (The Underworld of Secrets)
    Secret Stone of the Wanderer Moon (The Underworld of Secrets)
    $5· $8.99 new/sealed
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  22. 22
    Secret Stone of the Chaos Moon (The Underworld of Secrets)
    Secret Stone of the Chaos Moon (The Underworld of Secrets)
    $4.72· $9.99 new/sealed
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  23. 23
    Sechs (The Underworld of Secrets)
    Sechs (The Underworld of Secrets)
    $4· $16.99 new/sealed
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  24. 24
    Metal Helix Full Art (The Underworld of Secrets)
    Metal Helix Full Art (The Underworld of Secrets)
    $3.6· $4.99 new/sealed
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  25. 25
    Rushing Dinosaur Full Art (The Underworld of Secrets)
    Rushing Dinosaur Full Art (The Underworld of Secrets)
    $3.47· $6.29 new/sealed
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  26. 26
    Rusty Phantom Ninja Genius Full Art (The Underworld of Secrets)
    Rusty Phantom Ninja Genius Full Art (The Underworld of Secrets)
    $3.35· $15.74 new/sealed
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  27. 27
    Twin Deathscythe Severing Scythe Deathscythe Chronogear (The Underworld of Secrets)
    Twin Deathscythe Severing Scythe Deathscythe Chronogear (The Underworld of Secrets)
    $3.2· $35 new/sealed
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  28. 28
    Ancient Weapon Fragment Full Art (The Underworld of Secrets)
    Ancient Weapon Fragment Full Art (The Underworld of Secrets)
    $3.17· $12 new/sealed
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  29. 29
    Mausoleum of the Ruined Nation Full Art (The Underworld of Secrets)
    Mausoleum of the Ruined Nation Full Art (The Underworld of Secrets)
    $3.15· $6.99 new/sealed
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  30. 30
    Ethereal Defense Trooper Full Art (The Underworld of Secrets)
    Ethereal Defense Trooper Full Art (The Underworld of Secrets)
    $3.08· $3.15 new/sealed
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  31. 31
    Secret Stone of the Cat Moon (The Underworld of Secrets)
    Secret Stone of the Cat Moon (The Underworld of Secrets)
    $3· $9.99 new/sealed
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  32. 32
    Glowing Spider Full Art (The Underworld of Secrets)
    Glowing Spider Full Art (The Underworld of Secrets)
    $3· $3 new/sealed
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  33. 33
    Rustys Fox Full Art (The Underworld of Secrets)
    Rustys Fox Full Art (The Underworld of Secrets)
    $3· $3 new/sealed
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  34. 34
    Ethereal Princess (The Underworld of Secrets)
    Ethereal Princess (The Underworld of Secrets)
    $2.99· $4.99 new/sealed
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  35. 35
    Dexias Advice Full Art (The Underworld of Secrets)
    Dexias Advice Full Art (The Underworld of Secrets)
    $2.9· $8 new/sealed
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  36. 36
    Child of Crimson Wind (The Underworld of Secrets)
    Child of Crimson Wind (The Underworld of Secrets)
    $2.86· $10.49 new/sealed
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  37. 37
    Megiddo Artificial Sun Full Art (The Underworld of Secrets)
    Megiddo Artificial Sun Full Art (The Underworld of Secrets)
    $2.85· $5.99 new/sealed
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  38. 38
    Sechss Return from Retirement Full Art (The Underworld of Secrets)
    Sechss Return from Retirement Full Art (The Underworld of Secrets)
    $2.65· $6 new/sealed
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  39. 39
    Melira Metalworking Researcher Full Art (The Underworld of Secrets)
    Melira Metalworking Researcher Full Art (The Underworld of Secrets)
    $2.65· $10.99 new/sealed
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  40. 40
    Rusty Phantom Ninja Genius (The Underworld of Secrets)
    Rusty Phantom Ninja Genius (The Underworld of Secrets)
    $2.63· $7 new/sealed
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  41. 41
    Wanderers Castle Full Art (The Underworld of Secrets)
    Wanderers Castle Full Art (The Underworld of Secrets)
    $2.62· $5.99 new/sealed
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  42. 42
    Dexias Advice (The Underworld of Secrets)
    Dexias Advice (The Underworld of Secrets)
    $2.57· $5 new/sealed
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  43. 43
    Messenger from the Paramita of the Dead Full Art (The Underworld of Secrets)
    Messenger from the Paramita of the Dead Full Art (The Underworld of Secrets)
    $2.55· $3.99 new/sealed
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  44. 44
    Refrain Resident of Wanderers Castle (The Underworld of Secrets)
    Refrain Resident of Wanderers Castle (The Underworld of Secrets)
    $2.51· $16.99 new/sealed
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  45. 45
    The Light of Megiddo Full Art (The Underworld of Secrets)
    The Light of Megiddo Full Art (The Underworld of Secrets)
    $2.46· $5.99 new/sealed
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  46. 46
    Metal Lifeform Dragon Full Art (The Underworld of Secrets)
    Metal Lifeform Dragon Full Art (The Underworld of Secrets)
    $2.45· $5.99 new/sealed
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  47. 47
    Ancient Weapon Fragment (The Underworld of Secrets)
    Ancient Weapon Fragment (The Underworld of Secrets)
    $2.4· $9.99 new/sealed
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  48. 48
    Magical Rabbit Full Art (The Underworld of Secrets)
    Magical Rabbit Full Art (The Underworld of Secrets)
    $2.39· $7.99 new/sealed
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  49. 49
    Dreadnought Dinosaur Full Art (The Underworld of Secrets)
    Dreadnought Dinosaur Full Art (The Underworld of Secrets)
    $2.27· $5.99 new/sealed
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  50. 50
    Ethereal Witch Full Art (The Underworld of Secrets)
    Ethereal Witch Full Art (The Underworld of Secrets)
    $2.26· $3.99 new/sealed
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