L4D1 Lobby Pictures

'Break Free (Lead the Way)' replaces the escape music for both survivor sets. Please note: The loop is weird but I can't seem to fix it.

Replaces both the L4D1 and L4D2 theme songs with the level complete music from Shadow the Hedgehog when you reach the end of a map.

Replaces the L4D1&2 credits music with tracks from Metal Gear Rising: Revengeance. L4D1's credit replacement is 'I'm My Own Master Now'. L4D2's credit replacement is 'The Hot Wind Blowing'.

'Jump Up, Super Star! NDC Festival' replaces the credits music for both survivor sets. Video can be seen in the linked addon.

Replaces the survivor portrait icons on the in-game HUD.

Replaces both the L4D1&2 credits music themes. The L4D2 theme is replaced with SAO's main theme called Swordland, while the L4D1 version has the slower version which is called Survive the Swordland.

Replaces the piano sound with a tiny snippet from the Angel Beats! opening 'My Soul, Your Beats!' by Lia.

This mod replaces the L4D1 credits theme with the Bloodborne Credits Theme, and the L4D2 credits theme with the Moon Presence Theme from Bloodborne.