Limited air pockets - Passive: River Dragons have no need to breathe air, although some of their servants might. As a result the majority of a river dragon's lair is submerged. Generally, unless beginning their turn in an air pocket, a player will have to move within far range to find breathable air.

1. How do you feel about entering a dragon's lair?
2. How long can you hold your breath?

Scattered treasures - Passive: As an action a player may reach down and collect one handful of gold or one consumable of tier 4 or lower.

1. What did you see in the dragon's horde?

Vortex - Action: A vortex opens up at a point you choose. Every creature within close range of the vortex makes a strength reaction roll. On a faliure they are moved to another point within far range.

1. Have you ever seen a whirlpool before?

Disorienting Currents - Action: A flow of water and sediment churns around you, reducing visibility only to very close range. All characters who are not within an air pocket must make an instinct reaction roll or become Disoriented. They must spend an action clearing the condition to be able to move from their current location.

1. Do you even remember which way was up?