What About Astaroth, Shadowlord of Hatred

Hint 1 of 5:

Hatred is your enemy, right?

Hint 2 of 5:

Therefore, killing the Martian is not the answer.

Hint 3 of 5:

Have you U)sed all the dreamstuff?

Hint 4 of 5:

Maybe a dream item could help the suffering Martian.

Hint 5 of 5:

U)se the healing elixir on the Martian.