Lubix is like UN Security Council resolutions: it's not a be all end all solution, as the pieces usually need lubrication themselves.
Silicone, CRC, 100% pure silicone lubricants are like mathematics: it's universal, works everywhere in the traditional sense.
Maru lube is like unicorn blood in Harry Potter: It's magical at first, but it doesn't last long and you'll soon have to reapply it.
Vaseline or any other oil based lubricant are like US foreign policies: It may work for a while, or it may seem to work on paper, but in the long term things break down.
For a Rubik's brand specifically I would go with CRC but not before this.
Vaseline or any other oil based lubricant are like US foreign policies: It may work for a while, or it may seem to work on paper, but in the long term things break down.