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There are eighty-eight pearls available, and are traded in exchange for upgrades to your hovercraft.

1. Domz Lighthouse monster. Obtained after the first fight.
2. DomZ Sea Serpent. Obtained after the fight when you exit Mammago Garage for the first time.
3. Looters' Cavern 1.
4. Science Center: Second film of animals.
5. Winning the Disk Game (in Akuda Bar)
6. Rufus' Booty. Located in Akuda Bar Room 2; look at the code from the distance on the paper Rufus is reading.
7. Science Center: Third film of animals.
8. Race 1 Victory
9. Race 2 Victory
10. Domz Pterolimax
11. Science Center: Fourth film
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13. Taken from Alpha Sections, at the square door near the fountain. Code from Room 1 of Akuma bar.
14. Bought from Nouri, from the Pedestrian District.
15. Bought from Ming-Tzu from the Pedestrian District.
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17. Science Center: Fifth roll of animals
18. Looter's Cavern 2 - east of the city.
19. Obtained in the factory; located in a laboratory across from the service elevator.
20. Domz Robot at the Factory's loading dock
21. Domz Torture Machine, when you rescue Double H.
22. Domz Reaper, in the factory.
23. Hillyans' Donations (collected from Iris after completing factory)
24. Hillyans' Donations (collected from Iris after completing factory)
25. Hillyans' Donations (collected from Iris after completing factory)
26. Hillyans' Donations (collected from Iris after completing factory)
27. Hillyans' Donations (collected from Iris after completing factory)
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46. Bought from Nouri (post factory)
47. Bought from Ming-Tzu (post factory)
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50. DomZ Sea Serpent after finishing slaughterhouse.
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52. Slaughterhouse, eastern part of central section. Take out all three lightning barriers to obtain.
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55. Hillyans' Donations via IRIS; complete Slaughterhouse
56. Hillyans' Donations via IRIS; complete Slaughterhouse
57. Hillyans' Donations via IRIS; complete Slaughterhouse
58. Hillyans' Donations via IRIS; complete Slaughterhouse
59. Hillyans' Donations via IRIS; complete Slaughterhouse
60. Hillyans' Donations via IRIS; complete Slaughterhouse
61. Hillyans' Donations via IRIS; complete Slaughterhouse
62. Hillyans' Donations via IRIS; complete Slaughterhouse
63. Hillyans' Donations via IRIS; complete Slaughterhouse
64. Hillyans' Donations via IRIS; complete Slaughterhouse
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70. From the North Wing of the Alpha Sections; in a side room next to the second forced stealth area.
71. Race 3 victory
72. Race 4 victory

[edit] Mammago Garage

Pearls are traded in to Mammago Garage to upgrade the hoverboat.

Speedcraft Motor	1	Replacement motor for the hovercraft. Shift for a speed boost.
Neutralizing Cannon	5	Locks onto targets, especially those flying above the ground.
Jump Kit	15	Allows jumping over obstacles and protective barriers.
Flight Stabilizer	20
Space Engine	30