One with the Elements

Prerequisite: Genasi
Your genetical elmental control has given you the ability to be one with the elements. You gain:

• Your Constituion score increases by 1.
• Once per short or long rest, as an action you can transform your body and any items you are wearing into a pure elemental form until the end of your turn. While in this form, you can move through the space of any creature, and gain additional benefits, depending upon your elemental manifestation. While in this form, your movement does not provoke opportunity attacks.
• Air. Your body becomes a gust of wind, flying along the breeze. You gain a flying speed of 50 feet. If you pass through a creature’s space, the creature must make a Dexterity saving throw or be pushed 10 feet in the direction you were moving.
• Earth. Your body becomes a pile of loose rubble rolling underfoot. If you pass through a creature’s space, the creature must make a Dexterity saving throw or fall prone and take 1d6 physical damage.
• Fire. Your body becomes a blazing fire, running across the ground. If you pass through a creature’s space, the creature must make a Dexterity saving throw or take 2d8 fire damage, or half as much on a sucessful saving throw.
• Water. Your body becomes a puddle of blue liquid seeping across the floor. You gain a swim speed of 50, resistance to physical damage, and vulnerability to fire damage. You gain a +10 bonus to hide checks made to hide in a body of water. In addition, you can pass through any space small enough for a Miniscule creature, such as a bug. You can use your bonus action on each of your turns to maintain this form for up to 1 minute. You may not attack or cast spells in this form

Volo's Complete Subrace Handbook by Clan Crafter Hralding. DM's Guild