Revenger -

Some fighters, like Raizo, have highly specialized techniques or "special hands" that are their greatest assets but also their biggest vulnerabilities during interrogation or torture.

Biting the gold is a literal and figurative oath. It signifies that the seeker’s grudge is so deep they are willing to pay the ultimate price or trust the Revengers to settle the score. Revenger

Revenge is expensive, and requests can be scarce. Characters like Soji often have to find mundane ways to make a living—like selling hand-crafted items or gambling—between missions because professional killing doesn't always keep the lights on. Practical Survival Tips for the Revenger Universe: Revenge is expensive, and requests can be scarce

Don't expect traditional combat only. You'll encounter everything from glass-shard-coated kites to hanafuda cards embedded with iron pieces. they are actually the Nagasaki Kaisho

While they might sound like a simple worker's group, they are actually the Nagasaki Kaisho , a powerful government-sanctioned agency that regulates all trade and exerts massive influence over the city.