|This character is a temporary companion.|
|This character is a permanent companion.|
|This character is a doctor.|
|This character is a merchant.||Sells: -|
|This character can modify weapons.||
|This character starts quests.||
|This character is involved in quests.|
|This character has a talking head.|
- Help Lara attack Tyler's gang: When the player helps Lara attack the gang, Marc will be the first victim. He's also the only one the Chosen One needs to kill.
- His body cannot be looted. This is because the floor he may die on is treated as world object.
Marc appears in Fallout 2.