Creating a tier list for anime series can be quite subjective, as different viewers have varied tastes and preferences. However, I can provide a general tier list based on popularity, impact, storytelling, and character development. Here’s a sample tier list of widely recognized anime:

### S Tier (Masterpieces)
- **Fullmetal Alchemist: Brotherhood** - A perfect blend of storytelling, character development, and themes of sacrifice and choice.
- **Attack on Titan** - Known for its intense plot twists, complex characters, and thrilling action.
- **Steins;Gate** - A captivating mix of science fiction, drama, and character growth with a well-crafted plot.
- **Death Note** - A psychological thriller that explores morality, justice, and the consequences of power.

### A Tier (Excellent)
- **My Hero Academia** - A popular series with great character arcs and themes of heroism and perseverance.
- **Hunter x Hunter** - Celebrated for its innovative storytelling and deep character development.
- **Neon Genesis Evangelion** - A psychological and philosophical exploration of human emotions through mecha battles.
- **Demon Slayer: Kimetsu no Yaiba** - Known for its stunning animation and emotional storytelling.

### B Tier (Good)
- **One Piece** - A long-running series that excels in world-building and character diversity.
- **Naruto / Naruto: Shippuden** - Features an iconic coming-of-age story with themes of friendship and perseverance.
- **Your Name (Kimi no Na wa)** - A beautifully animated film that combines romance, fantasy, and emotional depth.
- **Sword Art Online** - Popular for its unique premise and character development, despite mixed reviews.

### C Tier (Average)
- **Bleach** - Entertaining with strong characters but suffers from pacing issues and filler content.
- **Fairy Tail** - A fun, adventure-filled anime, though often criticized for its formulaic tropes.
- **Tokyo Ghoul** - Notable for its dark themes and aesthetics but criticized for inconsistencies in its adaptation.
- **Black Clover** - Holds its own with a classic shonen approach, but often compared unfavorably to its peers.

### D Tier (Below Average)
- **Sword Art Online: Alicization** - While ambitious, many fans felt it never quite lived up to the original series.
- **Naruto Spin-offs (e.g., Boruto)** - Many fans have found Boruto less engaging than its predecessor.
- **Guilty Crown** - Attempted to mix many genres but generally criticized for its incoherent story.
- **The Asterisk War** - Viewed as derivative and unoriginal, lacking the depth seen in other series.

### Note:
This tier list is meant as a general guide and can vary widely based on personal opinions and preferences. There are countless anime series across different genres and styles, so feel free to adjust the tiers based on what resonates with you!