The Goblin Jarl

Publisher's blurb: The Goblin Jarl is a complete, multi-part 2nd-level adventure with new monsters, new magic items, and multiple new and old school maps! It's an old school-style adventure designed to be used with 5e, Old School Essentials (OSE) or OSR games, and comes with 5e and OSE/OSR monster listings and 5e and OSE rulings.