Formal:
* The new CEO is a visionary of the ilk of Steve Jobs, known for his bold ideas and relentless pursuit of innovation.
* The museum houses artifacts from the ilk of ancient Egypt, showcasing their intricate craftsmanship and cultural significance.
Informal:
* My sister is obsessed with influencers of that ilk, constantly watching their videos and trying to emulate their style.
* We're all tired of politicians of that ilk, who promise change but never deliver.
Figurative:
* The book's protagonist is a flawed hero of the ilk we often find in classic literature, grappling with moral dilemmas and inner demons.
* The company's new marketing strategy is a risky venture of the ilk that could either make or break their brand.
Note: "Ilk" is often used to refer to a type, kind, or sort of person or thing. It can be used in a formal or informal context, and often has a slightly archaic or literary feel.