>>54515423One generation. They existed in 2 but only shilled as "the" gimmick for one. The other Gen, they locked it to post-game, so only about 1.6m actually had a chance to encounter it.
And let's not forget the kiddy advertising program constantly had Z-Moves going over megas in SM, as opposed to the season before, where they BEGGED Game Freak to make a bangle gimmick version of Greninja, instead of shill an older Mega he'd had because they decided only megas could kill megas. How come you still haven't gotten the message the entire franchise had received and understood?