Here is the full list of all 100 Maze Art: Rainbow achievements.
Level 50
0
Level 49
z
Z
Level 48
Level 47
y
Y
Level 46
Level 45
x
Level 44
X
w
Level 43
W
Level 42
Level 41
v
Level 40
V
Level 39
u
Level 38
U
t
Level 37
Level 36
T
Level 35
s
Level 34
S
Level 33
r
Level 32
R
Level 31
q
Level 30
Q
Level 29
p
Level 28
P
n
Level 27
Level 26
N
Level 25
m
Level 24
M
l
Level 23
Level 22
L
Level 21
k
Level 20
K
Level 19
j
Level 18
J
Level 17
I
Level 16
h
Level 15
H
Level 14
g
G
Level 13
Level 12
f
Level 11
F
Level 10
e
Level 9
E
d
Level 8
Level 7
D
Level 6
c
C
Level 5
b
Level 4
Level 3
B
Level 2
a
Level 1
A