How do you get the rainbow in Block Blast?

Who this is for: Block Blast players looking to master rainbow block creation and improve their high scores.


Ready to put these rainbow strategies into practice? Play block blast games and start creating those colorful power-ups!

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Creating Rainbow Blocks in Block Blast

Rainbow blocks in Block Blast are special power-ups that clear entire rows and columns when activated. Getting them requires strategic placement and timing, but once you understand the mechanics, you’ll be creating rainbows consistently.

The Basic Rainbow Formation Method

To create a rainbow block, you need to clear multiple lines simultaneously in a single move. Here’s how it works:

  • Clear 2 lines at once – This creates a basic rainbow block
  • Clear 3+ lines simultaneously – This creates more powerful rainbow variants
  • Use L-shaped or T-shaped pieces – These are ideal for multi-line clears

Step-by-Step Rainbow Strategy

The most reliable approach involves setting up your board strategically:

  1. Build up rows with single gaps – Leave one empty space in 2-3 different rows
  2. Wait for the right piece – Look for shapes that can fill multiple gaps simultaneously
  3. Place strategically – Position your piece so it completes multiple rows in one move
  4. Watch the magic happen – The rainbow block appears where your piece landed

Advanced Rainbow Techniques

Experienced players use these tactics to generate rainbows more frequently:

Technique Description Difficulty
Column + Row Clear Clear one full column and one full row simultaneously Medium
Triple Line Clear Complete three rows with a single piece placement Hard
Corner Rainbow Use corner pieces to clear intersecting lines Medium

Common Mistakes to Avoid

Many players struggle with rainbow creation because they:

  • Place pieces too quickly without planning ahead
  • Fill gaps one at a time instead of saving them for multi-clears
  • Focus only on horizontal lines and ignore vertical opportunities
  • Use rainbow blocks immediately instead of saving them for strategic moments

When to Use Your Rainbow Blocks

Once you’ve created rainbow blocks, timing their use is crucial. Save them for moments when your board is getting crowded, or combine them with other power-ups for maximum clearing effect. The rainbow’s ability to clear entire rows and columns makes it perfect for emergency situations or setting up massive combo chains.

Mastering rainbow block creation takes practice, but these techniques will dramatically improve your Block Blast scores and help you survive longer in each game session.

TL;DR

Create rainbow blocks in Block Blast by clearing 2+ lines simultaneously with strategic piece placement. Set up multiple rows with single gaps, then use L-shaped or T-shaped pieces to complete them all at once.

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Joyst1ck

Gaming Writer & HTML5 Developer

Answering gaming questions—from Roblox and Minecraft to the latest indie hits. I write developer‑focused HTML5 articles and share practical tips on game design, monetisation, and scripting.

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