I wouldn't be surprised at all to find out they had factory sealed Jaguars and other classics, they had a reputation for buying stock and warehousing it for future sales.
If you check
this news article about Jaguars, Lynxs and Game Gears re-entering the market you'll notice it says that EB & Game were going to offer retro consoles. The experiment turned out to be a failure, and Telegames stepped in and bought all of EB's stock.
Freeburn.