shows like chainsaw man with high amounts of fan service and really good animation

If you're looking for anime that are similar to "Chainsaw Man" in terms of high-quality animation and fan service, here are several recommendations:

**Jujutsu Kaisen** - This series features incredible animation from MAPPA, intense battles, and a mix of dark themes and humor. While it may not have as much fan service, it does have appealing character designs.

**Demon Slayer: Kimetsu no Yaiba** - Known for its stunning animation and choreography, "Demon Slayer" follows Tanjiro Kamado as he battles demons. It includes occasional fan service, especially with its character designs.

**Fire Force (En'en no Shouboutai)** - This series combines action and supernatural elements with a unique art style. It has some fan service moments and brings together stylish animation and creative firefighting battles.

**Kill la Kill** - This show is known for its over-the-top action and unique art style. The fan service is quite pronounced, and the animation is dynamic and visually striking.

**High School DxD** - If you're specifically looking for heavy doses of fan service, this series is one of the most celebrated in the genre. It features supernatural themes and plenty of over-the-top action, paired with a strong focus on fan service.

**Goblin Slayer** - While it has a darker tone, the animation quality is high and it includes action-packed scenes. The themes are more mature, and it can include fan service elements.

**My Dress-Up Darling (Sono Bisque Doll wa Kyou mo UBAREteiru)** - This show leans heavily into fan service and features beautiful animation. It focuses on cosplay culture while developing a sweet romance.

**Re:Creators** - This series features a diverse cast of characters from various genres and showcases stunning animation as they battle each other in the real world. It has elements of fan service, but it leans more toward action and storytelling.

These series mix action, high-quality animation, and varying degrees of fan service, making them worth checking out if you enjoyed "Chainsaw Man."