This list will also include duologies, quad-trilogies, and eras (showa Godzilla era, monster verse). I will also include in franchises who have multiple movies and split them (Predator, Harry Potter, Scream)
Vol 1: 8.8/10
Vol 2: 9.5/10
Vol 3: 9.6/10
Overall Trilogy Rating: 9.3/10
Chapter 1: 9.5/10
Chapter 2: 8.8/10
Chapter 3: 8.8/10
Chapter 4: 9.7/10
Overall Quad-trilogy Ranking: 9.2/10
Scream V: 8.4/10
Scream VI: 8.5/10
Scream VII: ?/10
Overall Duology Rating: 8.5/10
A Quiet Place: 7.9/10
A Quiet Place 2: 8.4/10
A Quiet Place 3: ?/10
Overall Trilogy Rating: 8.2/10
Homecoming: 8.3/10
Far From Home: 6.5/10
No Way Home: 9.6/10
Overall Trilogy Rating: 8.1/10
Monster Verse Era:
Godzilla: 7.4/10
Kong: Skull Island: 7.6/10
Godzilla: King of the Monsters: 7.1/10
Godzilla vs Kong: 8.6/10
Godzilla x Kong: The New Empire: 8.9/10
Overall Era Rating: 7.9/10
Deadpool: 7.3/10
Deadpool 2: 6.2/10
Deadpool & Wolverine: 8.6/10
Overall Trilogy Rating: 7.4/10
Sonic 1: 6.8/10
Sonic 2: 7.5/10
Sonic 3: ?/10
Overall Duology Rating: 7.2/10
Sonic 1: 5.5/10
Sonic 2: 6.5/10
Sonic 3: 7.6/10
Overall Trilogy Rating: 6.5/10
Minions: 5.3/10
Minions Rise of Gru: 6.3/10
Overall Duology Rating: 5.8/10
Venom: 4.3/10
Venom 2: 3.8/10
Venom 3: 6.0/10
Overall Trilogy Rating: 4.7/10