Build up your rainbow monster army and at the same time, defense your craft tower. This game is not just a simple collecting and defense tower game. You have to think smart in order to come up with the best strategy, defense your tower before so many scary enemies. Remember, in the most deadly arena battle, only the one collect the most bricks and build tower at the fastest speed, can become the last survivor and climb to the top on the leaderboard.Would you step up for the challenge and ready to outdo your opponents?Go collect as many bricks as you can and become the last survivor💥 HOW TO PLAY 💥- Non-stop collecting and building. There's no time to waste!- Starting with a small tower, collect bricks and bring it back to power-up army and tower- Go collect as many bricks as you can and become the last survivor GAME FEATURES - Smooth Craft Pixel Graphics- Featuring all your favorite craft monsters from Rainbow Friends- Control easily.