Game symbolically represented by 30 puzzle entries

Question:

Length:

Similar Crossword Questions:

Annual Manhattan event (represented symbolically in this puzzle)
Link buried in this puzzle's three longest entries
How to communicate with any of the seven entries in this puzzle
Game that can follow the first part of this puzzle's four longest answers
Game that's the theme of this puzzle
Where to find the theme entries of this puzzle, briefly
Period that ends Nov. 3rd, requiring a shift, and letters that shift in this puzzle's theme entries
This puzzle's theme entries, e.g.
Treat represented visually by this puzzle's answer
Playoff series finale ... or an apt title for this puzzle considering the number and length of its theme entries
Video game that comes out today (9/9/09), whose songs/levels are referenced in this puzzle, with "The"
Like exactly half the entries in this puzzle (abbr.)
Postseason gridiron game, and a hint to the puzzle theme found in starred answers
Bestselling puzzle game since 2001
Word hidden in this puzzle's theme entries
Like crossword puzzle entries
A synonym for it can be found inside this puzzle's four longest entries
"Infections" inside this puzzle's theme entries
Soft stuff found in this puzzle's four longest Across entries
Sales person's forte, and a synonym for the ends of this puzzle's three longest entries
People who bring you this puzzle's theme entries
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Puzzle video game with three heroes
Second of a pair of letters swapped six times in this puzzle's theme entries
Gym gear hidden in this puzzle's theme entries