LEGO® Minifigures™ Series 17 were introduced in 2017. Collection includes: Hot Dog Vendor, Elf Maiden, Butterfly Girl, Circus Strongman, Veterinarian, Battle Dwarf, Dance Instructor, Gourmet Chef, Connoisseur, Corn Cob Guy, Roman Gladiator, Rocket Boy, Pro Surfer, Retro Space Hero and the Yuppie, plus a mystery character – Highwayman.
The idea behind collectable Minifigures™ was that each minifigure come in a sealed bag, so you never knew which minifigure you might get. You can reed more details on Series 1, Series 2, Series 3, Series 4, Series 5, Series 6, Series 7, Series 8, Series 9, Series 10, Series 11, Series 12, Series 13, Series 14, Series 15 and Series 16.
Detailed information can be found on LEGO® website here.
Although released in 2017, not available any more You can still try to find them on eBay.
Some more information on this series can be found on Brickipedia.
Below you can find photos of all Minifigures in this collection: