Crossword puzzle clue "answers anag"

How many letters are in the longest answers in this puzzle - or how many of these answers there are

Letter appearing only in down answers; its opposite appears only in across answers

Answers (anag)

Teenager (anag) — green tea (anag)

Battery found, in a way, in eight puzzle answers

Event where the number 12 is important, and a feature of 12 two-word answers in this puzzle

"Dog the Bounty Hunter" network, and a hint to the theme in this puzzle's four longest answers

___ Wambach, teammate of this puzzle's three longest answers