In the Retail Cheats Menu, enter these codes for the desired effect:

• 5rTG - Unlock DJ Z-Trip mixes and character
• D1G? - Unlock Daft Punk items
• oMxV - Unlock DJ Shadow
• n1fz - Unlock DJ Jazzy Jeff
• Ami8 - Unlock Grandmaster Flash
• k07u - Unlock DJ AM
• tol0 - Unlock All Content
• uNA2 - All characters
• LAuP - All decks
• 62Db - All headphones
• 82xI - All songs
• Wv1u - All venues
• ab1L - Auto Effects Dial
• SL5d - Auto Fader
• IT6j - Auto Scratch
• ZitH - Auto Tapper
• r3a9 - Auto win Euphoria phrases
• b!99 - Black and White
• ipr0 - Blank Plinths
• 2u4u - Edge Effect
• 7geo - Hamster Switch; flips crossfader
• 76st - Hyperdeck mode
• oh5T - Invisible DJ
• 4pe5 - Midas; yellow background
• d4kR - Pitch Black Out; black background
• g7nH - Play in Bedroom venue
• ?jy! - Rainbow; colorful background
• 51uC - Short Deck
• 0Jj8 - Use any DJ with any set

Additions by owen oliver and Aristide F.

Euphoria can make crossfadings easy. When Euphoria is enabled, it will automatically do all the crossfades and spikes for you without you having to lift a finger. Be sure to have the crossfade in the correct position once your Euphoria has ran out.