Ultimate Custom Night

50/20 Mode
Ultimate Custom Night
Ultimate Custom Night
"The ultimate FNAF mashup."

About Ultimate Custom Night

Ultimate Custom Night is the ultimate FNAF mashup, featuring over 50 selectable animatronic characters from across the entire Five Nights at Freddy's series. This free game lets you create your own unique nightmare by mixing and matching any combination of characters!

Ultimate Custom Night character selection menu

Set each animatronic's AI difficulty from 0 to 20, then try to survive from 12 AM to 6 AM. With endless combinations possible, UCN offers virtually infinite replayability. Can you beat the legendary 50/20 mode - all 50 animatronics at maximum difficulty?

UCN Office gameplay

Key Features

🎭 50+ Animatronics
⚙️ Full Customization
🏆 16 Challenges
🎮 Classic Gameplay
🔓 Unlockable Cutscenes
💀 Extreme 50/20 Mode

How To Play Ultimate Custom Night

Ultimate Custom Night brings back the classic office survival gameplay from the original FNAF games. You're trapped in an office with two side doors, two vents, and two air hoses - and 50 animatronics trying to get in!

UCN camera system

Before each night, you'll select which animatronics you want to face and set their AI level from 0-20. Higher AI means more aggressive behavior. Start easy with just a few characters, then work your way up to the ultimate challenge!

Office Controls

All 50+ Animatronics

Ultimate Custom Night features characters from FNAF 1, FNAF 2, FNAF 3, FNAF 4, Sister Location, and Pizzeria Simulator. Each animatronic has unique behavior and requires different strategies to counter!

UCN Animatronics roster

Featured Characters

🐻 Freddy Fazbear
🐰 Bonnie
🐤 Chica
🦊 Foxy
⭐ Golden Freddy
🎭 The Puppet
🎪 Circus Baby
💃 Ballora
🐻 Funtime Freddy
🤖 Ennard
🐰 Springtrap
🎸 Toy Bonnie
🐤 Toy Chica
🐻 Toy Freddy
🦊 Mangle
🎈 BB & JJ
😈 Nightmare Freddy
😱 Nightmare Fredbear
🐻 Molten Freddy
🔥 Scrap Baby

...and 30+ more terrifying animatronics!

UCN Survival Strategies

Surviving Ultimate Custom Night requires quick reflexes, pattern recognition, and resource management. Here are essential tips for conquering UCN:

The Legendary 50/20 Mode

50/20 Mode is the ultimate challenge - all 50+ animatronics set to maximum difficulty level 20. Only a handful of players worldwide have ever beaten this mode legitimately!

50/20 Mode challenge

Completing 50/20 mode requires perfect execution, memorization, and a bit of luck. YouTubers like Dawko famously spent weeks attempting this challenge before finally achieving victory. Are you up for the challenge?

What Makes 50/20 So Hard?

Why Play Ultimate Custom Night?

If you're a Five Nights at Freddy's fan, UCN is an absolute must-play! It's a celebration of the entire franchise, bringing together every beloved (and feared) character in one ultimate experience.

Whether you want a casual night with just a few animatronics or the ultimate hardcore challenge of 50/20 mode, UCN has something for everyone. The game rewards skill, knowledge, and perseverance.

Ultimate Custom Night is completely free to play online - no download, no registration required. It's unblocked and accessible anywhere. How long can you survive?