The phrase "crazy game" is an idiomatic expression that means a situation or activity that is unpredictable, chaotic, and full of surprises. Full definition
I included the above video as an example of how crazy this game can get. (segabits.com)
In the first instance, this would be your poor friends and family as the Versus mode plays host to all manner of crazy game modes. (thexboxhub.com)
Two of OSU's came in maybe the most underrated - ly crazy game of the season, a 45 - 38 win over Pitt; the Cowboys scored on a 91 - yard bomb 16 seconds in, then set up the game - winner with an 86 - yard bomb in the last two minutes. (sbnation.com)