Varden Drow High Magic

You learn more of the magic typical of Varden Drow. You learn the detect poison and disease spell and can cast it at will, without expending a spell slot. You also learn maximilian's earthen grasp and meld into stone, each of which you can cast once without expending a spell slot. You regain the ability to cast those two spells in this way when you finish a long rest. Constitution is your spellcasting ability for all three spells.