So elimination and clinching scenarios. These should be accurate, let me know if you notice a mistake (specially in Group C)
Group A
Atletico Madrid - Clinched R16. Will top the group with a win or Dortmund dropping points.
Borrusia Dortmund - Clinched R16. Will top the group with a win and Atletico dropping points.
Club Brugge - Headed to the Europa League
Monaco - Bottom of the group.
Group B
Barcelona - Will top the group
Tottenham - An equal or better result than Inter will send them to R16. A worse result than Inter will mean Europa league.
Inter Milan - A better result than Spurs will move them to R16. An equal or worse result than Spurs will mean Europa league.
PSV - Will finish bottom of group
Group C
This group has the most complicated scenarios by far. The only guaranteed thing is that Red Star can't move onto R16. I'm not going to list it team by team because it's so complicated, so I'll break it down by results
If Napoli Wins and Red Star wins. Napoli will top the group (12), PSG second (8), Red Star 3rd (7), Liverpool bottom (6)
If Napoli Wins and PSG wins or draws. Napoli will top the group (12), PSG second (9 or 11), Liverpool 3rd (6), Red Star bottom (4 or 5).
If Napoli/Liverpool draw and PSG wins. PSG will top the group (11), Napoli second (10), Liverpool 3rd (7), Red Star bottom (4).
If Napoli/Liverpool draw and Red Star wins or draws. Napoli will top the group (10), PSG second (8 or 9), Liverpool 3rd (7), and Red Star bottom (5 or 7 [lose head to head with Liverpool based on goal difference in common games])
If Liverpool wins by multiple goals and PSG wins. PSG will top the group (11), Liverpool 2nd (9, head to head tie breaker with Napoli based on goal difference head to head), Napoli 3rd (9), Red Star bottom (4)
If Liverpool wins by multiple goals and PSG loses. Liverpool will top the group (9, head to head tie breaker with Napoli based on either head to head goal difference), Napoli 2nd (9) PSG 3rd (8), Red Star bottom (7)
If Liverpool wins by multiple goals and PSG draws. Liverpool will top the group (9, hold three way tie breaker based on points in games among the three of them, 6 vs 5 for both PSG and Napoli), PSG 2nd (9, hold the three way tie breaker over Napoli based on goal difference among the 3 [0 vs at best -1 for Napoli]), Napoli 3rd (9), Red Star bottom (5)
If Liverpool wins 1-0 and PSG wins. PSG will top the group (11), Liverpool 2nd (9, head to head tie breaker with Napoli based on group goals for [9v7]), Napoli 3rd (9), Red Star bottom (4)
If Liverpool wins 1-0 and PSG loses. Liverpool will top the group (9, head to head tie breaker with Napoli based group goals for [9v7]), Napoli 2nd (9) PSG 3rd (8), Red Star bottom (7)
If Liverpool wins by a single goal 2-1 or higher and PSG wins. PSG will top the group (11), Napoli 2nd (9, head to head tie breaker with Liverpool based on head to head away goals), Napoli 3rd (9), Red Star bottom (4)
If Liverpool wins by a single goal 2-1 or higher and PSG loses. Napoli will top the group (9, head to head tie breaker with Liverpool based on away goals in head to head [1 or more vs 0]), Liverpool 2nd (9) PSG 3rd (8), Red Star bottom (7)
If Liverpool wins by a single goal and the score is 1-0, 2-1, or 3-2 and PSG draws. Liverpool will top the group (9, hold three way tie breaker based on points in games among the three of them, 6 vs 5 for both PSG and Napoli), PSG 2nd (9, hold the three way tie breaker over Napoli based on goals scored among the 3 [7 vs at best 6 for Napoli]), Napoli 3rd (9), Red Star bottom (5)
If Liverpool wins by a single goal and the score is 4-3 or higher and PSG draws. Liverpool will top the group (9, hold three way tie breaker based on points in games among the three of them, 6 vs 5 for both PSG and Napoli), Napoli 2nd (9, hold the three way tie breaker over PSG based on either goals scored among the 3 [8 or higher vs 7 for PSG] or away goals scored [minimum 5 vs 3 for PSG]), PSG 3rd (9), Red Star bottom (5)
Group D
Porto - Will top the group
Schalke - Will finish second.
Galatasaray - Will finish 3rd with a win or Lokomotiv dropping points, bottom of Lokomotiv win and they dont.
Lokomotiv Moscow - Will finish 3rd with a win and Galatasaray dropping points. Bottom of Galatasaray win or they don't.
Group E
Bayern - Win or draw tops the group
Ajax - Win tops the group
Benfica - Will be 3rd
AEK - Will finish bottom
Group F
Man City - Clinched R16 already. Will top the group with a win or draw or Lyon dropping points.
Lyon - Will top the group with a win and a City loss. A win or draw means R16. A loss means Europa league.
Shakhtar Donetsk - Win and they finish 2nd. Draw and they finish 3rd. Loss and Hoffenheim win and they finish bottom.
Hoffenheim - Win and Shakhtar loss and they finish 3rd, otherwise bottom.
Group G
Real Madrid - Will top the group.
Roma - Will finish 2nd.
FC Viktoria Plzen - Equal or better result than CSKA and they finish 3rd. Worse result and they finish bottom.
CSKA Moscow - Better result than Plzen and then finish 3rd. Equal or worse and they finish bottom.
Group H
Juventus - Win or United dropping points and they top the group. United win and a loss/draw and they finish 2nd.
Manchester United - Win and Juve loss/draw and they top the group. Drop points or Juve win and they finish 2nd.
Valencia - Will finish 3rd
Young Boys - Will finish bottom