Four of the games on that list are Assassin's Creed games. AC is one of the best selling game franchises of all time. Ubisoft has sold something like 200 million copies of the various installments of AC.
We are talking about games that do like $150M+ in their first week of sales.
They have the money to put a dev on this for a week and shepherd it through legal or whatever. They could put a dev on it for a month.
There is no excuse, they're just being cheap and seeing if they can get away with it.