For Dead or Alive 4, Bayman has a total of three costumes, with only the first costume being brand new to the series.
|Costume 1 - Camouflage, full bodysuit with a set of grey armor and padding, metal shoe soles, a pair of leather gloves, and a metal-and-leather helmet with a headset.||Default|
|Costume 2 - Orange army vest with a black T-shirt, urban camouflage pants, combat boots, red Spetsnaz beret, a dog tag, and a pair of leather gloves.||Default|
|Costume 3 - Black-and-orange scuba suit with swimfins, a pair of goggles, a rebreather which is worn on his back, and an underwater camera attached to his belt.
(Originally his sixth costume from Dead or Alive 2 Ultimate.)
|Complete Story/Time Attack Mode.|
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- Bayman, along with Brad Wong, have the least amount of unlockable costumes, with each just having one costume to unlock.