The idiom "keen as mustard" is used to describe someone who is very eager or enthusiastic about something. It can also refer to a person who is skilled or capable of doing something well.

The idiom "a whole new ball game" means a significant change or shift in a situation, often resulting in something entirely different from what was previously experienced. It can imply that the new situation is more challenging or complex than the previous one.

The idiom "yoke around one’s neck" means to be heavily burdened or encumbered by something, often an obligation or responsibility that is difficult to fulfill. It can also refer to being restricted or limited in one's actions or choices.

The idiom "tar with the same brush" means to treat someone or something unfairly or arbitrarily, without regard for their individual qualities or circumstances. It is a way of saying that two people or things are being judged or treated as if they are the same.

The idiom "do or die" means that something is extremely important, and failure is not an option. It suggests that the situation is so critical that one must either succeed or suffer a consequence that could be fatal to their reputation, career, or even life.