Path of the Kraken

Barbarians who choose this path, channel their rage, in such a way, that they can make Kraken-like attacks. Using lightning-based moves.

Electric Resistance

Starting at level 3, when you choose this path, you gain resistance to Lightning damage.

Amphibian Like

Starting at 3rd level, you gain the ability to breathe underwater, and you gain a swimming speed of 40 feet. 

Strikes of the Stormy Sea

Starting at 6h level, whenever you enter your rage, your unarmed strikes do an extra 1d4 lightning damage. and you can cast the Lightning Lure cantrip.

Sweeping Wave

Starting at level 10, whenever you're raging, as an action, you can make a melee attack against any 3 people within 5 feet of you. Any creature who gets hit must make a Strength saving throw (DC: level + Strength modifier + proficiency bonus). On a failed save those creatures get knocked prone.

Tentacles of the Kraken

Starting at 14th level, when you rage, 4 tentacles made out of electrified water form on your back. You can do 2 different things with them. (If a creature is wearing any metal armor, you have advantage on attacks rolls)

1. Tentacle Strike: As an action, you can make 4 separate unarmed strikes using your tentacles, dealing 2d4 lightning damage with each tentacle, strike you land.
2. Tentacle Grab: As an action, you can attempt to Grapple any 2 creatures within 5 feet of you, dealing 1d4 damage to any creature you successfully Grapple. At the start of every turn (there turns), they take 1d4 lightning damage.