Too Difficult Puzzle

You fit and drop blocks and make them all disappear in a chain.

You fit and drop blocks to make them all disappear in a chain.

You use the familiar blocks to make all the blocks on the stage disappear.
Rotate the blocks and fit them into the gaps skillfully.

Blocks will fall down according to gravity.　To win the game, you need to calculate how the blocks on top will fall down.

Let's give it a try!