Playoff series finale ... or an apt title for this puzzle considering the number and length of its theme entries

Question:

Length:

Similar Crossword Questions:

Make of six models that are subject to recall ... and being sent back inside this puzzle's theme entries
Process by which an element's atomic number may be reduced, and a hint to this puzzle's theme
Gym gear hidden in this puzzle's theme entries
"Lid" in each of this puzzle's theme entries
Many people get one in the summer (and so do this puzzle's theme entries)
Find new work - or what you must do to get the three theme entries' names in this puzzle
Countdown finale and this puzzle's theme
It can follow the last word of this puzzle's theme entries
Welcome mat spot (our puzzle title hints at the theme revealed by the pattern of circled squares)
What this puzzle's theme entries probably do?
Second of a pair of letters swapped six times in this puzzle's theme entries
Challenged, or what the theme entries in this puzzle should be
What the three theme entries in this puzzle are, in either of two ways
Like fish for fish & chips -- or this puzzle's four theme entries
Word that has two diametrically opposed meanings (like this puzzle's eight theme entries)
Eerie sci-fi series, and this puzzle's title
They're hidden in this puzzle's theme entries
Levels that are split in this puzzle's theme entries
Word hidden in this puzzle's theme entries
Tone-Loc and Marky Mark and the Funky Bunch, e.g. ... or how this puzzle's theme entries might be described?
Act affectedly, and what this puzzle's theme entries do?
This puzzle's theme entries, e.g.
Number inaugurated into this puzzle's theme answers
Quadrennial occasion celebrated by this puzzle's theme entries
Activity suggested by this puzzle's theme entries