I'll log all the patches and other changes (hex edits, tweaker edits, etc.) here.

This is also where you post if you want to insert something.

Patches inserted:

-SA-1
-Classic Piranha Plant Fix
-Sprites on Platforms
-Layer 3 subscreen fix
-Thwomp sprite fix
-Custom Bounce Blocks

Hex edits:

$019C5E - Changed Boo tilemap (A8 -> 8C)
$019C5F - Idem (8E -> 8C)

Uber ASM

3 - Change "used" question blocks tile to 62F
27 - Change "used" question blocks tile to 62F
28 - Change "used" question blocks tile to 62F
29 - Change "used" question blocks tile to 62F
2B - Change "used" question blocks tile to 62F
10C - Megaman Style Scrolling

Blocks:

222 - Solid to Mario

4D9 - ON Laser
4DA - OFF Laser
4DB - ON Lava (water when OFF)
4DC - OFF Lava (water when ON)

60F - SMB3 Brick
61F - SMB3 coin (Turns into a brick on POW)

Sprites:

00 - Non Portable Springboard
01 - Boomerang Bro
02 - Boomerang
03 - Fire Bro
04 - Fireball
05 - Ice Bro
06 - Iceball
07 - Shell Bro
08 - Hammer Bro
09 - Bomb Bro
0A - ON Thwomp
0B - OFF Thwomp
0C - NSMB Boo door
0D - Spiral Gabyoall
0E - Classic Goomba
0F - Venus Fire Trap
10 - Venus Fire Trap (spit two)
11 - Pile Driver Micro Goomba
12 - Fire Snake
13 - Blooper
14 - SMB3 Dry Bones
15 - Roto Disc
16 - Hotfoot
17 - Boom Boom

C0 - Normal Shooter

Music

29 - Megaman 2: QuickMan Stage
2A - SMB3: Overworld 1
2B - SMB3: verworld 2
2C - SMB3: Underwater
2D - SMB3: Fortress
2E - SMB3: Boss Battle.txt
2F - SMB3: Fortress Clear

Also, GFX00 was modified to replace the drowning cheep-cheep with the piranha stem.

Added sprites on platforms patch and solid to Mario blocks.