Marble Sort Level 800 Walkthrough Solution | Marble Sort 800

Marble Sort Level 800 Guide: Navigating the Key and Lock Maze

Stuck on Marble Sort Level 800? Yeah, this one is a beast. It looks like a random pile of question marks and rainbow bars, but it’s actually a tightly-wound trap designed around a Lock and Key system. Get the order wrong, and your Conveyor Belt will jam in seconds.

The board is dominated by two critical obstacles: a purple Key on the left and a yellow Key on the right. These are your only path to victory. The Top Tray is also loaded with three long, rainbow-colored multi-marble bars that will flood your belt if released carelessly. Your bottom Boxes are a mix of Dark Green, Orange, Light Green, Pink, and Light Blue, but two columns are immediately blocked by Locks, making half your targets useless at the start.

This guide will show you how to get the keys, manage the chaos, and solve Marble Sort 800.

The Double-Key Dilemma in Marble Sort Level 800

The entire puzzle of Marble Sort Level 800 boils down to its layout. You have very few usable marbles at the start, and the ones you need are locked away.

Your primary targets, the purple and yellow Keys, are buried. The purple Key is in the third row on the far left. The yellow Key is in the same row on the far right. They are the only way to unlock the bottom Boxes. The purple Key opens the Locked pink Box in the second column, and the yellow Key opens the Locked dark green Box in the first column.

The biggest bait on this board are the three multi-marble bars. They look like an easy way to get a lot of marbles, but they are a death trap. Releasing one before unlocking the bottom Boxes is a guaranteed failure. A stream of pink, purple, and light blue marbles will pour onto your Conveyor Belt with nowhere to go, causing an instant jam.

Your first moves must be hyper-focused on one thing: clearing a path to those Keys. This means carefully popping the single marbles and Mystery Boxes sitting directly on top of them. The left side of the board gets crowded fast, as you'll likely be working towards that purple Key first. Ignore everything else until those Locks are gone.

Marble Sort Level 800 Step-by-Step Walkthrough

This level is all about sequence. Follow these steps precisely to avoid jamming the Conveyor Belt. Don't get distracted by easy-looking matches that don't help you get the Keys.

Opening Moves: The Hunt for the Keys in Marble Sort Level 800

Your initial goal is to free the purple and yellow Keys. Everything you do should be in service of this objective. Leave the multi-marble bars and the rocket Boosters alone for now.

1. Start with the Obvious: Begin by clearing any single marbles in the Top Tray that match an unlocked bottom Box. You should see some accessible light green, orange, and maybe a dark green marble. Clear these out to create space.
2. Target the Purple Key: The purple Key is on the left, under a single purple marble and a few Mystery Boxes. Focus on clearing this path. Release the purple marble and any revealed marbles from the Mystery Boxes that you can immediately sort. Your goal is to make the purple Key itself available to tap.
3. Unlock the Pink Box: Once the path is clear, tap the purple Key. It will drop onto the Conveyor Belt and travel to the Locked pink Box in the second column from the left, opening it up. You now have a target for pink marbles. This is a major breakthrough.
4. Target the Yellow Key: Now, shift your focus to the right side of the board. The yellow Key is tucked next to the middle multi-marble bar. You will need to clear the Mystery Boxes and any other marbles above it. Be extremely careful not to accidentally release the multi-marble bar.
5. Unlock the Dark Green Box: Once the yellow Key is exposed, release it. It will open the Locked dark green Box in the far-left column. With both Locks gone, the board is now fully playable.

Mid-Game Strategy: Managing the Multi-Marble Bars

Now that all your bottom Boxes are active, you can finally deal with the rainbow bars. But you still need to be careful about managing the Conveyor Belt.

1. Release One Bar at a Time: Do not release all the multi-marble bars at once. Choose one—the top or bottom one is usually safest—and release it. A sequence of different colored marbles will drop.
2. Sort the Sequence: Patiently sort the marbles from the bar into their corresponding Boxes. The Conveyor Belt will feel crowded, but as long as you have all your Boxes open, you will have a destination for every color.
3. Clear the Belt: Do not release the next multi-marble bar until your Conveyor Belt is almost or completely empty. Releasing a second bar while the first one's marbles are still circulating is the new way to jam the level.
4. Repeat the Process: Once the belt is clear, release the next multi-marble bar and sort its contents. Repeat this for the third and final bar.

Finishing the Level: Clean-Up and Boosters

With the Keys used and the multi-marble bars cleared, Marble Sort Level 800 becomes a straightforward clean-up operation.

1. Use the Block Dispensers: You'll notice a solid orange block of marbles on the left and a solid green one on the right. Tapping these will release a large number of that color. Use them to quickly fill the remaining orange and green Boxes. Only use them when you are sure you have enough empty slots in the Boxes to accept them.
2. Clear Remaining Marbles: Work through any remaining single marbles or Mystery Boxes left in the Top Tray.
3. Use Rockets if Needed: The two rocket Boosters at the top corners are your safety net. If you have a stubborn cluster of Mystery Boxes blocking a color you need, or if a single wrong marble is blocking progress, use a Booster to clear that column. It’s best to save them for a true emergency, but by this stage, you can use them to speed up the final clears.