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Alpheus (Titan Elder)

Carlo Maratta (1625–1713)   Title English: Alpheus and Arethusa Date 17th-century
Carlo Maratta (1625–1713)   Title English: Alpheus and Arethusa Date 17th-century

Alpheus is a powerful and ancient river-god, known throughout the land for his immense strength and control over water. He is a stoic figure, standing tall and imposing as he watches over the rivers and streams of the world. Alpheus is driven by a deep sense of duty, and he takes his responsibility for the natural world very seriously.

As a river-god, Alpheus has long been aware of the impact that human activity can have on the environment. He has watched with growing concern as the rivers of the world have been dammed, diverted, and polluted. Alpheus sees the impact of these changes every day, as the once-thriving ecosystems that he cares for wither and die.

Determined to protect the natural world from further harm, Alpheus has taken it upon himself to confront the humans who are causing the most damage. He sees himself as a guardian of the natural world, and he will do whatever it takes to protect the rivers and streams that he loves.

In pursuit of his goal, Alpheus has aligned himself with a number of other nature spirits and elemental beings. He works closely with the nymphs, dryads, and other river-gods to defend the natural world from those who would harm it. Alpheus is also known to have a close relationship with Artemis, the goddess of the hunt, who shares his passion for protecting the environment.

Despite his fearsome reputation, Alpheus is not a cruel or vindictive god. He simply believes that the natural world must be protected at all costs, and he will not hesitate to use his immense power to achieve that goal. With his strength and determination, Alpheus is a force to be reckoned with – and one that few humans would dare to cross.

Alpheus, River-God

Large elemental, neutral

Armor Class 16 (natural armor)

Hit Points 210 (20d10 + 100)

Speed 40 ft., swim 60 ft.

STR 23 (+6) | DEX 18 (+4) | CON 20 (+5) | INT 16 (+3) | WIS 16 (+3) | CHA 16 (+3)

Saving Throws Str +12, Con +11

Skills Athletics +12, Nature +8, Perception +8

Damage Immunities cold, poison

Condition Immunities exhaustion, paralyzed, petrified, poisoned

Senses darkvision 60 ft., passive Perception 18

Languages Aquan, Common, Sylvan

Challenge 15 (13,000 XP)

Amphibious. Alpheus can breathe air and water.

Legendary Resistance (3/day). If Alpheus fails a saving throw, he can choose to succeed instead.

Magic Resistance. Alpheus has advantage on saving throws against spells and other magical effects.

Regeneration. Alpheus regains 20 hit points at the start of his turn if he has at least 1 hit point.


Multiattack. Alpheus can use his Fists of Water twice.

Fists of Water. Melee Weapon Attack: +12 to hit, reach 10 ft., one target. Hit: 16 (2d8 + 7) bludgeoning damage. The target is grappled (escape DC 22) if it is a Large or smaller creature and must make a DC 22 Strength saving throw or be pushed up to 20 feet away from Alpheus.

Whirlpool. Alpheus creates a whirlpool in the water within 120 feet of him that lasts until the end of his next turn. The whirlpool is 30 feet in diameter and 20 feet deep. Any creature or object in the water and within 30 feet of the whirlpool is pulled 10 feet toward it. A creature must make a DC 22 Strength saving throw to resist this effect. A creature caught in the whirlpool takes 13 (2d8 + 4) bludgeoning damage at the start of each of Alpheus’ turns while it remains in the whirlpool. A creature that starts its turn in the whirlpool must make a DC 22 Strength saving throw or be restrained until the end of its next turn.

Water Elemental Form. Alpheus can transform into a Large water elemental. He retains his Intelligence, Wisdom, and Charisma scores, as well as his alignment and personality. His speed becomes 60 feet, he gains immunity to nonmagical bludgeoning, piercing, and slashing damage, and he has the Water Form trait.

Water Form. Alpheus can enter a hostile creature’s space and stop there. He can move through a space as narrow as 1 inch wide without squeezing. A creature that touches Alpheus or hits him with a melee attack while within 5 feet of him takes 7 (2d6) cold damage.

Legendary Actions

Alpheus can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time, and only at the end of another creature’s turn. Alpheus regains spent legendary actions at the start of

his turn.

Fist of Water. Alpheus makes one Fist of Water attack.

Water Jet. Alpheus unleashes a blast of water in a 60-foot line that is 5 feet wide. Each creature in that line must make a DC 22 Dexterity saving throw, taking 27 (6d8) bludgeoning damage on a failed save, or half as much damage on a successful one.

Whirlpool Movement. Alpheus moves up to half his swim speed without provoking opportunity attacks. If Alpheus moves through a creature’s space during this movement, the creature must make a DC 22 Strength saving throw or take 13 (2d8 + 4) bludgeoning damage and be pushed up to 20 feet away from Alpheus.


Trident of the Sea God. Alpheus wields a trident that is an artifact of Poseidon. It functions as a +3 trident and allows Alpheus to cast the following spells:

Control Water. Alpheus can cast Control Water as a 7th-level spell without expending a spell slot.

Tidal Wave. Alpheus can cast Tidal Wave as a 3rd-level spell without expending a spell slot.

CR: 16

Appearance and Personality

Alpheus is a towering figure made of rushing water, with an intense but calm gaze that hints at his immense power. He often carries his trident, a symbol of his close relationship with Poseidon. Alpheus is an intelligent and introspective being, often reflecting on the mysteries of the natural world and his place in it. He is generally neutral and impartial, but can be swayed by appeals to his sense of justice or his love of the natural world. Those who show reverence and respect for the power of water are more likely to gain his favor.

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