Your biggest 2015 disappointments?

[Arminillo]

1a) J-Stars Victory Vs Splitscreen travesty.
1b) Glorified Manual "Artbook" Jstars pre-order bonus.
2) Not being able to get into Splatoon.
3) Battlefront
4) The final boss of Undertale

I really didnt have to much to complain about, honestly.