1lb LEGO® Build Challenge Mystery Box 🧱
Think you’ve got what it takes to build something amazing from mystery parts? Take on the Rejex 1lb LEGO® Build Challenge! Each box includes 1 full pound of random, authentic LEGO® bricks, perfect for testing your creativity and building skills.

Your mission:
Build the coolest, weirdest, funniest, or most impressive creation you can using ONLY the pieces in your box—then share it with us for a chance to win!

What’s Inside:

• 1 full pound of 100% genuine LEGO® pieces

• Includes a mix of bricks, plates, wheels, minifig parts, accessories, and more

• Randomly packed – every box is different!

• Pieces are pre-owned, cleaned, and quality-checked

Challenge Rules:
🛠️ Build whatever you want—but only using parts from your mystery box
📸 Post your build to Instagram and tag @rejexcollects
🏆 Each month, we’ll choose one winner to receive a Rejex Prize Pack or Gift Card!

Why You’ll Love It:
🧠 Fun, creative, and a great activity for kids, adults, families, or friends
🎁 A surprise building experience and a chance to show off your skills
🌟 Every month = a new chance to win!

Note: LEGO® is a trademark of the LEGO Group, which does not sponsor or endorse this challenge. Mystery boxes are final sale due to their surprise nature.

 

Tag us on socail media with your pulls for a chance to win extra prizes and to be featured on our socials!! We are very confident on our odds of our packs and encourage our customers to do video and/or written reviews on their experience with us.

 

We are genrally much cheaper than our competitors but offer a similar shopping experience.

For any questions about our products, feel free to reach customer support at: rejexcollects@gmail.com