This is a sub-page of Mario Kart Wii/Unused Code & Parameters.
Several course collision types have unused variants, often showing different sounds/graphical effects.
Slippery Road 1 (does not slow the player) (0x01)
| Effect ID
|
Description
|
| 2
|
Water
|
| 3
|
Snow
|
| 4
|
Grass
|
| 6
|
Sand (no graphical effects)
|
| 7
|
Dirt (no graphical effects)
|
Off-road (0x03)
| Effect ID
|
Description
|
| 3
|
Water (no graphical effects)
|
Slippery Road 2 (slows the player) (0x05)
| Effect ID
|
Description
|
| 1
|
Mud
|
| 2-5
|
Water
|
| 6-7
|
Normal road, different sound effect
|
Boost Panel (0x06)
| Effect ID
|
Description
|
| 2-7
|
Unknown
|
Boost Ramp (0x07)
| Effect ID
|
Description
|
| 2-7
|
The character doesn't do any flips upon tricking.
|
Jump Pad (0x08)
| Effect ID
|
Description
|
| 7
|
The distance travelled when jumping is the same as for the jump pad found in Mushroom Gorge.
|
Item Road (0x09)
This road type is solid for items only.
| Effect ID
|
Description
|
| 4
|
Unknown
|
| 6-7
|
Unknown
|
Moving Road (0x0B)
This type moves the player along a predefined route.
| Effect ID
|
Description
|
| 4
|
Moving asphalt. Seems to behave like effect 0.
|
| 5
|
Moving asphalt. Seems to behave like effect 0.
|
| 6
|
Moving road. Seems to behave like effect 0.
|
| 7
|
Moving road. Seems to behave like effect 0.
|
Invisible Wall (0x0D)
| Effect ID
|
Description
|
| 1-2
|
Makes sparks upon contact, and the character emits the sound effect for when hitting a wall.
|
| 3-7
|
Unknown. Seems to behave like effect 0.
|
Item Wall (0x0E)
This wall type is solid for items only.
| Effect ID
|
Description
|
| 4
|
Unknown.
|
| 6-7
|
Unknown.
|
Wall 3 (0x0F)
| Effect ID
|
Description
|
| 5
|
Bush
|
Cannon Activator (0x11)
| Effect ID
|
Description
|
| 3
|
Shoots the player to a 3rd destination point defined in the parameters.
|
| 4
|
Shoots the player to a 4th destination point defined in the parameters.
|
| 5
|
Shoots the player to a 5th destination point defined in the parameters.
|
| 6
|
Shoots the player to a 6th destination point defined in the parameters.
|
| 7
|
Shoots the player to a 7th destination point defined in the parameters.
|
Half-pipe Ramp (0x13)
| Effect ID
|
Description
|
| 2-7
|
Unknown.
|
Wall (0x14)
Much like with the invisible wall, this type only collides with players, and not objects.
| Effect ID
|
Description
|
| 0
|
Normal
|
| 1
|
Rock
|
| 2
|
Metal
|
| 4
|
Ice
|
| 5
|
Bush
|
| 6
|
Rope
|
Moving Road (0x15)
This type of moving road is not controlled by routes defined in the parameters, but by objects.
| Effect ID
|
Description
|
| 6-7
|
Unknown.
|
Road (0x17)
This type of moving road is not controlled by routes defined in the parameters, but by objects.
| Effect ID
|
Description
|
| 6
|
Dirt
|
Wall (0x19)
A wall type that affects players, but not items. Only seen in Wario's Gold Mine and Rainbow Road.
| Effect ID
|
Description
|
| 1-7
|
Unknown.
|
Effect Trigger (0x1A)
| Effect ID
|
Description
|
| 7
|
Unknown.
|
Item State Modifier (0x1B)
This type is used to stop items dropped in the curved conveyor belts from Toad's Factory.
| Effect ID
|
Description
|
| 1-7
|
Unknown.
|
Half-Pipe Invisible Wall (0x1C)
| Effect ID
|
Description
|
| 1-7
|
Unknown.
|
Rotating Road (0x1D)
This type can be found on Chain Chomp Wheel, which is used to rotate the road if the object casino_roulette is present. If it isn't, it will act just like a regular road.
| Effect ID
|
Description
|
| 1
|
Normal road with different sound effects.
|
| 5
|
No sound with star crash impact sound effect, which can only be heard if the object starGate is defined in the parameters.
|
| 6
|
Sand
|
| 7
|
Dirt
|
Special Wall (0x1E)
A type of wall that has different properties depending on the speed that the player crashes into it with.
| Effect ID
|
Description
|
| 2
|
- When driving fast, crashing into the wall will bump the player backwards, producing a graphical spark with the same sound effect used for regular walls.
- When driving slow, crashing into the wall will result in many bumps, like the ones seen in the "rubber" wall type. It won't produce any sound effect at all.
|
Wall 5 (0x1F)
A type of wall that has different properties depending on the speed that the player crashes into it with.
| Effect ID
|
Description
|
| 1-7
|
When driving slow, players won't be able to drive through it, but items can (much like invisible walls).
|
