: Refers to Revision 4 , a specific update level of the game. In game file contexts, revisions often indicate a version of the game that includes later patches or "Day One" updates directly on the disc or in the image file to save download time.
If you own a Wii U and find a copy of Mario Kart 8 with the multilingual label, check the disc's inner ring. If you see that Rev 4 , you are holding a piece of Nintendo's twilight Wii U era that very few people deliberately sought out—but everyone wishes they had. mario kart 8 europe enfrdeesitnlptru rev 4 exclusive