Here is the full list of all 26 Nongünz achievements.
x10
100
III
x30
XVII
10000
x50
d_b
VI
100000
x100
XII
>>-----> +++
^^^^ +++
-o_ +++
XXXXXX
DCLXVI
L____D +++
50 \o/
10 \o/
100 \o/
Nongünz