00 = Standing normal
01 = Walking A
02 = Walking B
03 = Looking up
04 = Standing w/ arms out (like an airplane)
05 = Walking w/ arms out A
06 = Walking w/ arms out B
07 = Standing while holding item
08 = Walking while holding item A
09 = Walking while holding item B
0A = Looking up while holding item
0B = Jumping up
0C = Flying
0D = Skidding to a stop
0E = Kicking
0F = Looking at the screen
10 = Walking, tilted at a 45 degree angle
11 = Standing, tilted at a 90 degree angle
12 = Walking, 90-degree tilt A
13 = Walking, 90-degree tilt B
14 = Sitting while doing the victory hands (I think it's Mario's victory pose while on Yoshi)
15 = Climbing, facing away from the screen
16 = Swimming A
17 = Swimming B
18 = Swimming C
19 = Swimming D
1A = Swimming E
1B = Swimming F
1C = Sitting on ground
1D = Ducking while holding item
1E = Climbing, facing away from the screen and punching the wall
1F = Facing at an angle half-away from the screen and half-sideways
20 = Sitting while facing sideways (I think it's riding Yoshi)
21 = Facing at an angle half-towards the screen and half sideways
22 = Climbing, facing towards the screen
23 = Climbing, facing towards the screen and punching the wall
24 = Falling
25 = Standing while facing away from the screen
26 = Facing the screen in a victory pose
27 = Leaning back, facing sideways with arms over head (not sure where this is used... Yoshi maybe?)
28 = Sitting, facing sideways with arms forward (I think it's when he punches Yoshi to make the tounge go)
29 = Same as 28, but the arms are lower down
2A = Blank
2B = Blank
2C = Blank
2D = Blank
2E = Blank
2F = Blank
30 = Standing, looking shocked, burnt to a crisp (used in castle destruction sequence)
31 = Same as 30, but his eyes are closed
32 = Same as 00 (from what I can tell)
33 = Standing, looking up while halfway facing sideways and halfway facing away from the screen (castle destruction sequence)
34 = Same as 33, only he's not looking up (odd... his body is facing sideways but his head is looking away from the screen)
35 = Same as 01 and 02
36 = Same as 27
37 = Same as 28
38 = Facing away from the screen, but he's much smaller, as if part of his head was cut off and rounded with a scalpel
39 = Same as 38, but he's a little bigger and part of his head is not aligned with the rest of the sprite
	(I think 38 and 39 are used in the castle destruction scene where he has that giant paint-wallpaper-stick-whateveritscalled)
3A = Same as 28
3B = Glitchy
3C = Ducking
3D = Standing; Small Mario with a Big Mario head (probably used for growing/shrinking routine)
3E = Killed
3F = Big Mario, holding hand out to shoot a fireball
40 = Blank
41 = Blank
42 = Inflated by a P-Balloon
43 = Big Mario, inflated by a P-Balloon
44 = Big Mario, facing away from the screen
45 = Big Mario, facing towards the screen
46 = Big Mario, standing normal
47 = Big Mario, walking A
48 = Glitchy
49 = Glitchy
4A = Glitchy
4B = Big Mario walking A, hands held out like an airplane
4C = Big Mario walking B, hands held out like an airplane
4D = Big Mario standing, holding an item
4E = Glitchy
4F = Glitchy
50 = Glitchy
51 = Glitchy
52 = Glitchy
53 = Glitchy
54 = Glitchy
55 = Big Mario standing and facing the screen with his arms in front of him
56 = Glitchy
57 = Glitchy
58 = Glitchy
59 = Glitchy
	(I think 57, 58 and 59 are Big Mario running up a wall, but they won't display properly otherwise)
5A = Glitchy
5B = Big Mario climbing and facing away from the screen
5C = Glitchy
5D = Glitchy
5E = Glitchy
5F = Glitchy
60 = Glitchy
61 = Blank
62 = Big Mario sitting on the ground
63 = Big Mario ducking while holding item
64 = Glitchy
65 = Big Mario facing halfway away from the screen and halfway sideways
66 = Glitchy
67 = Glitchy
68 = Glitchy
69 = Glitchy
6A = Big Mario falling
6B = Big Mario facing away from the screen with his arms in front of him
6C = Big Mario's standing victory pose
6D = Big Mario sitting sideways, one arm in the air and one arm in front of him (probably used while on Yoshi)
6E = Glitchy
6F = Glitchy
70 = Glitchy
71 = Glitchy
72 = Glitchy
73 = Glitchy
74 = Glitchy
75 = Glitchy
76 = Blank
77 = Big Mario burnt to a crisp with his eyes closed
78 = Glitchy
79 = Big Mario looking up while partially facing away from the screen (body still faces sideways) (used in castle destruction sequence, I think)
7A = Glitchy
7B = Big Mario leaning back, arms held up as if swinging a giant hammer
7C = Big Mario holding hands straight above his head, but he's partially sunk into the ground
7D = Big Mario sitting while holding arms in front of him (I think it's for the hammer castle destruction sequence)
7E = Big Mario bending over while facing away from the screen O_o
7F = Big Mario facing away from the screen with arms in front of him
80 = Glitchy
81 = Same as 7D entirely
82 = Glitchy
83 = Big Mario standing normally
84 = Glitchy
85 = Big Mario walking B
86 = Big Mario looking up
87 = Big Mario standing with arms held out like an airplane
88 = Big Mario walking A, arms held out like an airplane
89 = Big Mario walking B, arms held out like an airplane
8A = Big Mario standing while holding item
8B = Big Mario walking A while holding item
8C = Big Mario walking B while holding item
8D = Big Mario looking up while holding item
8E = Glitchy
8F = Big Mario flying
90 = Glitchy
91 = Big Mario kicking
92 = Big Mario facing the screen with arms in front of him
93 = Glitchy
94 = Glitchy
95 = Glitchy
96 = Glitchy
97 = Big Mario sitting while giving the victory sign
98 = Glitchy
99 = Glitchy
9A = Big Mario swimming B
9B = Big Mario swimming C
9C = Glitchy
9D = Glitchy
9E = Glitchy
9F = Big Mario sitting on ground
A0 = Big Mario ducking while holding item
A1 = Glitchy
A2 = Big Mario facing halfway away from screen and halfway sideways
A3 = Big Mario facing sideways in a sitting/climbing pose
A4 = Glitchy
A5 = Big Mario facing the screen while climbing
A6 = Glitchy
A7 = Big Mario falling
A8 = Big Mario standing and facing away from screen
A9 = Big Mario standing in the Victory Pose
AA = Glitchy
AB = Glitchy
AC = Glitchy
AD = Glitchy
AE = Glitchy
AF = Glitchy
B0 = Glitchy
B1 = Glitchy
B2 = Glitchy
B3 = Mario standing with a shocked look, burnt to a crisp (used in castle destruction sequence)
B4 = Same as B3, only eyes are closed
B5 = Some awesome battle pose; appears to be unused in the original game... Big Mario is facing sideways staring ahead with his arm in a ready stance. I would totally use this in a custom sprite routine or whatever. :D
B6 = Big Mario looking up while facing away-ish from the screen, but his body is still turned sideways
B7 = Same as B6, only he's not looking up in the air
B8 = Big Mario leaning back, looking like he's swinging a massive hammer
B9 = Big Mario with his arms high above his head
BA = Big Mario sitting with his arms above his head
	(B8, B9 and BA are probably used in the hammer castle destruction sequence)
BB = Mario facing away from the screen, bent over... Eeeew!
BC = Mario standing and facing away from the screen
BD = Same as BA
BE = Blank
BF = Ducking
C0 = Glitchy
C1 = Glitchy
C2 = Glitchy
C3 = Glitchy
C4 = Glitchy
C5 = Glitchy
C6 = Glitchy
C7 = Glitchy
C8 = Glitchy
C9 = Glitchy
CA = Glitchy
CB = Glitchy
CC = Glitchy
CD = Glitchy
CE = Glitchy
CF = Glitchy
D0 = Glitchy
D1 = Glitchy
D2 = Glitchy
D3 = Glitchy
D4 = Glitchy
D5 = Glitchy
D6 = Glitchy
D7 = Glitchy
D8 = Glitchy
D9 = Glitchy
DA = Glitchy
DB = Glitchy
DC = Glitchy
DD = Glitchy
DE = Glitchy
DF = Glitchy
E0 = Glitchy
E1 = Glitchy
E2 = Glitchy
E3 = Glitchy
E4 = Glitchy
E5 = Glitchy
E6 = Glitchy
E7 = Glitchy
E8 = Glitchy
E9 = Glitchy
EA = Glitchy
EB = Glitchy
EC = Glitchy
ED = Glitchy
EE = Glitchy
EF = Blank
F0 = Glitchy
F1 = Blank
F2 = Glitchy
F3 = Glitchy
F4 = Glitchy
F5 = Glitchy
F6 = Blank
F7 = Glitchy
F8 = Glitchy
F9 = Glitchy
FA = Glitchy
FB = Glitchy
FC = Glitchy
FD = Blank
FE = Blank
FF = Blank