Enhance Body

You transfigure you body to gain the ability of a beast you've Slain. As a Ritual, you combine your body with a piece of a creature of a Challenge Rating equal to half your level, gaining an ability of Dungeon Master's choice. For the duration of the spell you're body physically changes for example, if you gain the Martial Advantage ability of a hobgoblin, your skin may become a tinge red. In addition, you have disadvantage on Charmisa checks and saving Throws while under the effects of the spell. You can keep the spell active for a number of hours equal to your spellcasting modifier, for every hour you keep the spell active, you must make a Constitution saving throw equal to the creature's highest ability score.