No-brainer? Crossword Clue

 The answer to the crossword clue “No-brainer?” can be ZOMBIE. It is a noun that refers to a fictional undead creature that is reanimated by magic or science. Zombies are often depicted as being slow, unintelligent, and cannibalistic.

In the context of a crossword puzzle, the clue “No-brainer?” is likely referring to something that is very easy or straightforward. A zombie is a very easy creature to defeat, so it would be a good answer for this clue.

Here are some other words that can be used as synonyms for “no-brainer”:

Easy

Straightforward

Child’s play

Piece of cake

Doddle

I hope this helps!