|This is an overview article, listing content appearing across multiple games.|
A perk coming in two ranks, protecting from all radiation damage while swimming. It also allows for underwater breathing and makes the player undetectable while submerged.
The perk grants the some of the benefits (namely 100% Radiation Resistance and underwather breathing) as the one for Fallout 4; however, it is limited to one rank and does not offer the benefit of becoming undetectable while being submerged.
A perk coming in two ranks, granting the same benefits as the one for Fallout 4, though adjusted to fit the rules of the tabletop game.