As of now, an official English translation for The Breaker manhwa does exist. It's been made available to meet the demand of English-speaking readers. You might need to search on specific comic-related websites or apps to access it.
Overall, the English translation of the manhwa is good. The language is clear and understandable, and it doesn't lose the key elements of the story. However, there might be a few minor nuances that don't quite capture the full depth of the original Korean text.
You could search on dedicated manhwa forums or communities. Sometimes, fans collaborate to translate and share manhwa. Also, check out some legal digital manga platforms that might have it.