I seem to be completing more games these days, and keeping my backlog down to a manageable level. So far on Wii U i have beaten

Zombi U (twice)

SM3DW

Sonic lost world

Lego city undercover

NSMBU

Need for speed U

Wonderful 101

007Legends

Black ops 2

 Pikmin 3

Sniper Elite V2

Duck Tales

Batman Arkham Origins

Injustice gods among us

SM3DW
Pikmin 3

mm i usually play wii games in my wii u

I only play one Wii title at a time, im currently playing through Super Mario Galaxy 2 :) I have multiple Wii U games on the go.

Super Mario 3D World

NSMBU

NSLU

Pikmin 3

WWHD

Rayman Legends

DKCTF

a bunch of virtual console titles

Mario 3d World
W101
WWHD
New Super Mario Bros U
Injustice
and etc like vc and what not

You beat a lot more then me. But I'm not saying how many cause I'm embarrassed.

Cod Ghosts
Assassins Creed 3
SM3DW
WWHD
MH3U
Trine 2
Little Inferno

WWHD
LegoCity
AmazingSpiderman 1+2
Arkham City x2
Arkham Origins
Sonic Lost World
Sonic ASRT
SM3DW
NSMBU+NSLU
DKCTF
DuckTales
AC III+IV
W101
RaymanLegends

Working on Darksiders 2

Have had Pikmin 3 since October but have barely gotten through it. I love the gameplay but the time factor has been keeping me from enjoying it.

100+ games I have beaten on Wii U so far. I have about 20 games I have yet to beat on it.

zombiu
nsmbu
Rayman Legends
3D World
NES Remix 2