
one deck

one deck

one deck

or

one deck

one deck

two decks

one deck

one deck or

one additional deck.
In any case, 9 decks next round, so one bye to either Light (again) or Death (if they win against Gravity).
This is a ton more epic than expected. Everything can happen now, and almost every team has a chance to win. However... it's quite likely that it will end by Round 12 or 13 without divine intervention...