AAAA Trainwreck Smalls By Green Valley - 25% THC You can expect a mellowing body high in addition to a cognitive high that administers imaginative and inventive thoughts. Patients commonly use Trainwreck to relieve pain, PTSD, and stress. You can smoke this strain comfortably throughout the day even with its super high potency. You can expect a noticeable aftertaste of lemon with a slight cough when inhaling this strain.