레벨 19

어려움

Block Out Level 18 is a double-frame puzzle around a cyan `14/11` pair. Peel the side ladders and counters first, keep the center blocks together until the rails are thinner, and finish through the green top route.

어려움

Block Out Level 20 is a two-room boss puzzle centered on a huge purple `5` block. Prepare the lower room, keep the green stem free, reduce the frame counters around the boss, and only then let the upper chamber resolve.

어려움

Block Out Level 17 is a framed-hinge numeric board. Trim the yellow roof first, unlock the green center frame second, and only then flatten the broad cyan slabs marked `19`, `18`, and `16`.

어려움

Block Out Level 21 is a triple-boss ladder. Break the framed `9` panel first, unwind the colorful middle strip second, and only then start shrinking the lower `16` and `18` panels.

어려움

Block Out Level 16 is a staircase support puzzle. Soften the lower shelf and the right wall first, collapse the black diagonal at its base, and only then release the tall red and yellow bars from the upper-right climb.

어려움

Block Out Level 22 is a single giant boss-room puzzle around a purple `17` panel. Dismantle the checker roof first, let the huge boss panel start falling second, and clean up the late blue and pink pieces only after the lid is gone.