And - while collecting all cards in a single expansion is a lot easier in Japanese - it also means you'll probably end up spending more money on more separate sets, which some people will find off-putting
Your collected cards will be saved locally so you do not start from zero next time
In terms of more concrete differences between Viscera Seer and Wurmcoil Engine, Viscera Seer, overall, likely has even more copies available than Wurmcoil Engine
I love the Lorehold take on WR as history-loving archeologists albeit the rather reckless, relic-grabbing, adventuring kind of archeologists who made the field famous in the 19th and early 20th century
Insolent Neonate is essentially a mini-Cathartic Reunion, as it also allows you to dredge immediately without needed to put a dredge card in the graveyard first
however, being able to gather 4 Lore when Questing and having the Evasive keyword certainly makes it a very attractive card, despite how long itll take you to get into play