Earlier quoted context omitted.
I don't believe in intellectual property, but to the extent that we live in a world where IP exists, the original game as described is pretty clearly using IKEA's trade dress.
It's still bad when mega-corporations attack small guy. Its certainly worth to shame companies for doing this kind of stuff. And almost as comical as Nintendo buying rights to a porn movie to prevent their distribution: https://en.wikipedia.org/wiki/Super_Hornio_Brothers
I think that would be a fair price to pay for freeing our society from the shackles of pretending you can own an idea, but I get where these executives are coming from.