Sonic Generations is sonic`s celebration fo his 20th anniversary the game start`s you playing as 19s sonic in the classic green hill zone after beating the stage your treated to a cutscene were 19s sonic(aka classic sonic)is running along green hill were sudenly the ground shakes and sonic stop`s for a second the continues on then sudennly a weird creature captures sonic and flings him to the VOID meanwhile in the future tails and the others are making a suprise party for sonic(aka modern sonic)but before there finished sonic shows up a little early(well he is the fastest thing alive after all)a few minutes into the party(a few minutes more like 30 seconds ito the party if you ask me)the mysterios creature kidnapes sonic`s friends and fling`s them trhough time and space and sending modern sonic to the VOID as well and then after another cutscene the modern gameplay and the classic gameplay and the story start`s(finally)...

Graphics:9
for a sonic game the graphics are breath taking every stage taken from the previos game are given a 3d and hd and color makeover the just amazing.

Sound:10
the music and sound effects are the same for modern and classic except the music has been upgraded and remixed better for this game.

Addictiveness:7
its fun just like every other sonic game its just run,jump,destroy monitors,kill badniks, defeat bosses etc.

Story:4
the story was made from the same people who made the sonic colors story thats sad isn`t you think the story much better buth noooooooooo its just confusing because you don`t understandet.

Depth:6
although the storys boring and cofusing the game is freaking aewsome and its incredible how the game plays out.

Difficulty:2
all of the sonic games are easy to sit down and play so i think this game is preety easy an begginers of the series should definetly try this game out its fantastic.

This review could be better, but you are only a newbie, so i won't critique too much.

Your cinda right i acidently tiped 19's instead of 90's,i should have typed 1990's but i thought this was better so thanks for the heads up.