STACKING LABBLOCK STACKING TRAINER
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TETRIS GLOSSARY

Side 4-Wide

Also called s4w · Right 4-Wide

A combo channel along an edge, with the six-column stack on the other side. Stacking Lab uses the right-hand channel. Unlike center 4-Wide, the tall stack occupies the middle spawn area.

View in the A–Z glossary →
SIDE CHANNEL

The empty columns show the channel’s position and width. This is a cross-section, not a complete playable combo setup.