Geomancer Initiate

From the World of Solenguard you are a Geomancer with the following abilities:

• You know the Mold Earth and Green-Flame Blade cantrips. Wisdom is the spellcasting ability for all spells given by this feat.
• As a reaction you can throw up a rock wall to give an attacker disadvantage on an attack targeting you, you can use this after you know the roll to re-roll with disadvantage. You can use this ability a number of times equal to your proficiency modifier per long rest.
• At 3rd lvl you can cast the spell Ray of Sickness once per day, at 5th lvl you can cast the spell Spike Growth once per day.