>[!info] See [[Open Waters - Altered Roles]] for water craft exploration rules - **Terrains.** Any; most river regions extend from at least one region into one or more other regions. - **Tiers.** It’s unusual (although not impossible) for rivers to be above tier 2. - **Weather.** 1–8 clear, 9–12 overcast, 13–16 rain, 17–19 mist, 20–25 snow. - **Vehicles.** Adventurers move at the speed of their water vehicles. - **Journey Activities.** Adventurers gain advantage on [[03-Mechanics/6-Ability Scores/Survival|Survival]] checks made to [[Hunt & Gather]] due to abundant fishing opportunities. Checks made to [[Cover Tracks]] automatically succeed, and those made to [[Track]] automatically fail. Checks made to [[Find Shortcuts]] are made with disadvantage, and it is not possible to [[Busk]]. #### Tier 0 | d100 | Encounter | Type | | ------ | --------------------------- | --------- | | 1-3 | Aboleth Thrall | (monster) | | 4-15 | [[Travel Scenery - T&T]] | | | 16-18 | Counterfeit Goods | Expl | | 19-21 | Hail Storm | Expl | | 22-24 | Pirate (Bandit Variant) | (monster) | | 25-27 | Haze | Expl | | 28-32 | Spark Mephit | (monster) | | 33-35 | Lost Item | Expl | | 36-38 | Public Ceremony | Expl | | 39-51 | [[Social Encounters - T&T]] | | | 88-90 | [[Labyrinthine Ravines]] | Expl | | 91-100 | Tier 1 encounter | | ^6f4263 #### Tier 1 | d100 | Encounter | Type | | ------ | --------------------------------------- | --------- | | 1-5 | Aboleth Thrall | (monster) | | 6-15 | [[Travel Scenery - T&T]] | | | 16-20 | [[Labyrinthine Ravines]] | Expl | | 21-25 | Kobold Broodguard | (monster) | | 26-30 | [[Pests]] | Expl | | 31-35 | Merfolk Knight | (monster) | | 36-40 | [[Private Property]] | Expl | | 41-45 | Pirate Captain (Bandit Captain Variant) | (monster) | | 46-50 | [[Thunderstorm]] | Expl | | 51-59 | [[Social Encounters - T&T]] | | | 60-64 | [[Waterfall, Small]] | Expl | | 65-69 | [[River Rapids]] | Expl | | 81-90 | Tier 0 encounter | | | 91-100 | Tier 2 encounter | | ^7a6da2 #### Tier 2 | d100 | Encounter | Type | | ------ | --------------------------------- | --------- | | 1-4 | Bunyip | (monster) | | 5-14 | [[Travel Scenery - T&T]] | | | 15-18 | [[Cursed Temple]] | Expl | | 19-21 | Giant Water Elemental | (monster) | | 22-24 | [[Deadfall]] | Expl | | 25-27 | [[Dense Fog]] | Expl | | 28-29 | Merfolk Knight | (monster) | | 30-32 | Merrow Mage | (monster) | | 33-35 | [[Green Lake]] | Expl | | 36-38 | Sahuagin Champion | (monster) | | 39-41 | [[Hail Deluge]] | Expl | | 42-44 | Scrag (Troll Variant) | (monster) | | 45-48 | Spell-Wared Chuul (Chuul Variant) | (monster) | | 49-51 | [[Marsh Gas]] | Expl | | 52-56 | Vengeful Ghost (Ghost Variant) | (monster) | | 57-60 | [[River Rapids]] | Expl | | 61-63 | Young River Dragon | (monster) | | 64-66 | [[Voracious Pests]] | Expl | | 67-80 | [[Social Encounters - T&T]] | | | 81-83 | [[Sunspots]] | Expl | | 84-92 | Tier 1 encounter | | | 93-100 | Tier 3 encounter | | ^26d291 #### Tier 3 | d100 | Encounter | Type | | ------ | -------------------------------- | --------- | | 1-9 | [[Travel Scenery - T&T]] | | | 10-14 | Adult River Dragon | (monster) | | 15-19 | Champion Warrior | (monster) | | 20-24 | [[Caught in the Crossfire]] | Expl | | 25-28 | Merclops (Cyclops Variant) | (monster) | | 29-33 | Merfolk Knight | (monster) | | 34-38 | [[Cursed Waterway]] | Expl | | 39-43 | Pyrohydra (Hydra Variant) | (monster) | | 44-48 | Sahuagin Champion | (monster) | | 49-53 | [[Sunspots]] | Expl | | 54-58 | Scrag (Troll Variant) | (monster) | | 59-68 | [[Social Encounters - T&T]] | | | 69-73 | [[White Water Rapids]] | Expl | | 74-78 | [[Malfunctioning Planar Portal]] | Expl | | 81-90 | Tier 2 encounter | | | 91-100 | Tier 4 encounter | | ^f6fd5b #### Tier 4 | d100 | Encounter | Type | | ------ | -------------------------------- | --------- | | 1-9 | [[Travel Scenery - T&T]] | | | 10-16 | [[Divine War]] | Expl | | 17-23 | Ancient River Dragon | (monster) | | 24-30 | Ancient Aboleth (Aboleth Elite) | (monster) | | 31-39 | [[God Corpse]] | Expl | | 40-46 | [[Killing Cloud]] | Expl | | 47-53 | Marid Noble (Elite) | (monster) | | 54-60 | [[Malfunctioning Planar Portal]] | Expl | | 61-66 | [[Social Encounters - T&T]] | | | 91-100 | Tier 3 encounter | | ^c03507