ps4 help kill terramorphous the invincible please

My psn I’d is leftyg83 and will be on tonight 20:00 UK time, can someone help me kill this beast as I canot do it by myself its impossible thanks for your support see you tonight
Level 50 psyco

I solo’d him on normal with my level 50 hellborn psycho, so it’s doable. If youstill need help, I’ll give you a hand. Reiden219