The first time on a turn you take Cold, Fire, Lightning, Necrotic, Radiant or Thunder damage you may gain absorption “Whenever you are subjected to the damage of that type, you take none of that damage and regain a number of hit points equal to half the damage of that type dealt.” This lasts for 3 rounds and cannot use this ability to gain another absorption during this time. While you have absorption you gain one of the following based on the type of damage when you inflict once on your turn. If it requires a save it uses your uses your spell save DC.
• Cold - strength save or slow effect with strength save instead
• Fire - 3d6 fire damage at beginning of the creatures turn for 1 minute or a creature uses an action to douse the flames
• Lightning - dexterity save or incapacitated until the start of your next turn
• Necrotic - target cannot regain hit points until the begining of your next turn
• Radiant - constitution save or exhaustion level
• Thunder - does double damage to objects and constructs
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