"After blood" is an idiomatic expression that means to be willing to do something without hesitation or reservation, even if it requires extreme effort or sacrifice.

The idiom "a quick buck" is used to describe a situation or business opportunity that provides immediate financial gains, often without much effort or time required. It implies that the person who takes advantage of this opportunity will receive a significant amount of money quickly.

The idiom "count on" means to depend or rely on something, especially someone, for a particular outcome or result. It can also mean to have confidence in the truth or accuracy of information.

The idiom "call a spade a spade" means to speak the truth or to make a direct, honest statement about something. It is often used when someone is trying to avoid speaking bluntly or being straightforward with what they really think.

The idiom "lame duck" refers to someone who is no longer effective or influential, often because they have lost power or authority. It can also refer to a person who is weak or unpopular, and who is likely to be replaced by someone else in the near future.