Let's see...
Retail:
Zelda Breath of the Wild
Super Bomberman R
Mario Kart 8 Deluxe
ARMS
Puyo Puyo Tetris
Splatoon 2
The Binding of Isaac
Super Mario Odyssey
Skyrim
Fire Emblem Warriors (because the Special Edition was €29.99 on Amazon)
Digital:
Sonic Mania
Pretty good year, although the first half was better than the latter one for me.