Knight of the Deluge

Medium humanoid (elf), lawful neutral
Armor Class 16 (chain mail)
Hit Points 71 (13d8+13)
Speed 30 ft.

STR	DEX	CON	INT	WIS	CHA
16 (+3)	12 (+1)	12 (+1)	11 (+0)	10 (+0)	15 (+2)

Saving Throws Con +3
Senses darkvision 60 ft., passive Perception 10
Languages Aquan, Elvish
Challenge 3 (700 XP)

Blessing of the River. The knight gains a swim speed equal to its speed and can breathe air or water whenever it is in the rive of its homeland.

Actions

Multiattack. The knight makes two glaive attacks.

Glaive. Melee Weapon Attack: +5 to hit, reach 10 ft., one target. Hit: 8 (1d10 + 3) slashing damage.

Surge (Recharges after a Short or Long Rest). The knight is carried forward by a magical wave of water. It moves its speed in a straight line toward one target and makes a glaive attack, doing an additional 3 (1d6) force damage for every five feet it moves using this ability. Creatures struck by this attack are knocked prone.