“With 30-Down, power-up that supersizes this puzzle's subject” crossword clue

Reveal the answer to see why it works and where this clue has appeared before.MUSH is the answer to the New York Times crossword clue “With 30-Down, power-up that supersizes this puzzle's subject”. It was last seen in the puzzle of July 26, 2026, where it runs at 87 Down and fills 4 squares. It crosses 4 other entries in that grid — those are listed below and are the quickest way to confirm the letters you already have.