2024 Players Handbook Wizard. Distribution is equal among the classes, with each one receiving just four subclasses at this time. You could still be ambushed, but your character would roll initiative and take their turn as normal.
It proclaims itself as fifth edition and credits “10 years of feedback from the dungeons and dragons community.”. This is no longer the case in the 2024 player’s handbook, since that immunity to being surprised is completely gone.