Episode Ratings Grid

Every episode at a glance, color-coded by rating. Rows are episode numbers within each season, columns are seasons.

M
S1
S2
E1
7.5
7.4
E2
7.8
7.4
E3
7.8
7.0
E4
7.7
7.2
E5
7.8
7.5
E6
8.0
7.4
E7
8.4
7.5
E8
7.6
7.3
E9
7.5
E10
7.6
E11
7.8
E12
7.9
E13
8.4
E14
7.4
Avg
7.8
7.3
Great
Good
SeriesScores.com

Episode Power Rankings

The best and worst episodes at a glance. Use this to find must-watch episodes or ones you might want to skip.

🏆 Top Episodes

#1 8.4

S1E7 Cancer Cell

The enemy disguising himself as a common cell has revealed his true identity. He is Cancer Cell. To protect this world, White Blood Cell (Neutrophil), Killer T Cell, and NK Cell must now confront the attacking Cancer Cell in battle.

#2
S1E13 8.4

Hemorrhagic Shock (Part II)

"We have detected life-threatening damage!" Hearing of this emergency, White Blood Cell (Neutrophil) rushes to the blast area. But there, he finds no traces of the blood cells he's supposed to protect! Due to massive bleeding, a huge amount of blood cells have already been flung outside the wound. And the bleeding continues... The situation grows more dire every second, but to protect this world and to save her friends, Red Blood Cell continues to deliver oxygen with Li'l Kouhai Red Blood Cell. Their world is on the brink of destruction... What kind of fate lies ahead for the cells?

#3
S1E6 8.0

Erythroblasts and Myelocytes

Let me become a great red blood cell one day... This is the story of Red Blood Cell before she became Red Blood Cell, when she was a young Erythroblast. The Erythroblasts are training hard to become full-fledged Red Blood Cells under the supervision of their teacher, Macrophage. But Erythroblast is directionally-challenged, and she’s always getting lost in the middle of drills. One day, while practicing to evacuate from bacteria, Erythroblast once again loses her way...

  1. 4. S1E12 "Hemorrhagic Shock (Part I)" 7.9
  2. 5. S1E2 "Scrape Wound" 7.8
  3. 6. S1E3 "Influenza" 7.8
  4. 7. S1E5 "Cedar Pollen Allergies" 7.8
  5. 8. S1E11 "Heat Stroke" 7.8
  6. 9. S1E4 "Food Poisoning" 7.7
  7. 10. S1E8 "Blood Circulation" 7.6

📉 Bottom Episodes

#22
S2E3 7.0

Dengue Fever/Acne

Toxic reaction found on the epidermis! Mast Cell does her job according to the manual, but complaints pour in from other cells that are annoyed by her actions. Mast Cell loses her cool and unleashes her rage... An incident occurs where an unknown entity breaks through a blood vessel and the blood cells get sucked away!

  1. 21. S2E4 "H. Pylori/Antigenic Shift" 7.2
  2. 20. S2E8 "Cancer Cell II: Part 2" 7.3
  3. 19. S2E6 "Harmful Bacteria" 7.4
  4. 18. S2E2 "Acquired Immunity/Peyer's Patch" 7.4
SeriesScores.com

The Quality Arc

Each point is an episode, plotted chronologically. The colored bands mark season boundaries. Look for upward or downward trends to see if quality improved or declined over time.

S1 S2 6.577.588.59 Rating 3 6 9 12 15 18 21 24 Episode 10 9 8 7 6 5
SeriesScores.com

Episode Engagement

Vote count shows how many people cared enough to rate. High votes + high rating = beloved classic. High votes + low rating = notorious stinker. Low votes + high rating = hidden gem.

Rating threshold:
12 Standouts
0 Infamous
3 Hidden Gems
7 Forgettable
Standouts Infamous Hidden Gems Forgettable Global: 7.5 7.07.37.67.88.18.4 Rating 75 98 127 165 215 Votes (log scale)
Top Standout: S1E7 Cancer Cell
Best Hidden Gem: S1E12 Hemorrhagic Shock (Part I)

Episodes plotted by rating vs. vote count. The vertical line marks the rating threshold (7.5). More votes = more engagement. Toggle above to compare against global or show-specific median.

SeriesScores.com

Season Momentum

Did each season build momentum or fizzle out? Green arrows mean the finale rated higher than the premiere. Red means the opposite. Longer arrows = bigger swings.

5678910 Rating S1 7.8 7.9 +0.1 S2 7.4 7.4 0.0
SeriesScores.com

Season Consistency

Some seasons are reliable bangers. Others are hit-or-miss. Each dot is an episode. Tightly clustered dots mean consistent quality. Scattered dots mean a mixed bag.

6789 Rating S1 Typical avg 7.8 S2 Rock Solid avg 7.3 Episode Premiere/Finale

Each dot is an episode. Clustered dots = consistent quality. Scattered dots = variable season. Hover for episode details.

SeriesScores.com