
The final Aquazone subtheme in 1998 was the Stingrays, which were fish-like mutants and enemies of the Hydronauts who used underwater vessels that resembled sea creatures. The villains included Commander Manta Ray and Raven Ray and the subtheme contained 5 sets and set 6109 Sea Creeper was the same as set 6140.
Stingrays was introduced in 1998 and currently consists of 5 sets. As of today,
6198 Stingray Stormer is the most valuable Stingrays set with an estimated new/factory sealed value of $395.
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