What are the best electric bass guitar effects pedals?

Question:

What are the best electric bass guitar effects pedals?

I play death metal. What are the most essential electric bass guitar effects for metal music. I was think distortion, chores, and wah. What you this brand, make, model?

Additional Details

1 week ago
What do you know about effects you can past to me?

1 week ago
I tried electro-harmonix big muff and metal muff. I what the Mayham, chimara sound.

Best Answer - Chosen by Asker: 1 week ago
What do you know about effects you can past to me?