What can you do as a free member?

Member benefits illustration

Create your free account today and unlock all our premium features and tools to enhance your gaming experience.

Member benefits illustration

Create your free account today and save articles to your watchlist and get notified when they're updated with new information.

Member benefits illustration

Create your free account today and save your favorite games for quick access later, synced across all your devices.

Member benefits illustration

By creating a Game8 account and logging in, you'll receive instant notifications when someone replies to your posts.

Comment rating feature illustration

By creating a Game8 account and logging in, you can make use of convenient features in the comments section, such as rating and sorting comments.

Premium archive feature illustration

By creating a Game8 account and logging in, you can access Premium articles that are exclusively available to members.

Site Interface

Guest
Free Member
Article Watchlist
Game Bookmarks
Cross-device Sync
Light/Dark Theme Toggle
User Profiles
Direct Feedback
Comment Rating

Game Tools

Guest
Free Member
Interactive Map Access
Interactive Map Pins
Interactive Map Comments
Interactive Map Pins Cross-Device
Check List
Event Choice Checker
Deck Builder Cross-Device
Message Board Notification
Message Board Cross-Device
Build Planner
Stat Calculator
Diagnostic Tool
Weapon/Armor Wishlist

Want more information?Learn more

Paper Mario: The Thousand-Year Door (TTYD)

Shell Slam Timing and Effects

Add to Watchlist

★ TTYD Switch Remake is now available!
┗ Remake Differences | New Gold Medal Badge!
★ Tips for Beginners | Secrets and Combat Tips
┗ How to Level Up Fast | How to Farm Coins
☆ Best Moves | Best Partners | Best Badges
★ All Walkthroughs | All Star Pieces | All Shine Sprites

Shell Slam is a move used by Koops in Paper Mario: The Thousand-Year Door (TTYD). Read on to learn about the effects of Shell Slam, its rank unlock and FP cost, and how to time its Action Command and Stylish Move!

List of Contents

Shell Slam Details and Damage

Shell Slam Effect and Target

Description Plow through all grounded enemies while ignoring their Defense stat with this powerful shell attack.
User Koops Target All grounded enemies
Rank Unlock Ultra Rank FP 6

Shell Slam Damage

Base Damage Action Command
Ultra Rank Upgrade 1 6

Shell Slam Action Command Timing

Repeatedly Tilt the L Stick to Fill Meter

The Action Command for Shell Slam requires the player to tilt the L Stick repeatedly to the left to fill the meter. The meter should glow green if done successfully, and Shell Slam should ignore all enemy defenses.

Shell Slam Stylish Move Timing

Press A Once Koops Returns Beside Mario and After Spinning a Few Times

The Stylish Move timing for Shell Slam requires the player to press the A button once Koops returns to his original position beside Mario for his first stylish move. After about 4 spins, press the A button again to perform his second stylish move.

Paper Mario: The Thousand-Year Door Related Guides

Paper Mario TTYD Switch Remake - Moves

All Moves

List of All Moves

All Moves and Attacks
Paper Mario TTYD Switch Remake - Jump Moves Jump Moves Paper Mario TTYD Switch Remake - Hammer Moves Hammer Moves
Paper Mario TTYD Switch Remake - Special Moves Special Moves Paper Mario TTYD Switch Remake - Partner Moves Party Member Moves

Other Move Guides

Move Guides
Action Commands Stylish Moves
All Moves Tier List Best Jump Moves
Best Hammer Moves Best Party Member Moves
Best Special Moves -

All Party Member Moves

All Moves
Bob-ombast Body Slam Bomb Bomb Squad
Charge Dodgy Fog Fiery Jinx Gale Force
Ground Pound Gulp Headbonk Hold Fast
Infatuate Kiss Thief Lip Lock Love Slap
Mini-Egg Multibonk Power Shell Rally Wink
Shade Fist Shell Shield Shell Slam Shell Toss
Smooch Stampede Tattle Tease
Veil

Comment

Post (0 Comments)

Author

Paper Mario: The Thousand-Year Door (TTYD) Walkthrough Team
This article was created by Game8's elite team of writers and gamers.
    Leave feedback(Login required)
    Please participate in our site
    improvement survey
    12/2025
    Would you assist in
    improving Game8's site?
    ×
    This survey will take about 1 minute.
    Your answers will help us to improve our website.
    We are listening to our users' valuable opinions and discussing how to act on them.
    The information collected through this survey will be used for the purpose of improving our services. In addition, the information will only be disclosed a part of a statistic in a format that will not allow identification of personal information.
    Begin Survey
    Not Now
    ×
    Please rate each item regarding Game8.co's Advertisements.
    Amount of Ads
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Placement of Ads
    Timing of Ad Display
    Ad Loading Speed
    Safeness of Ads
    Content of Ads
    ×
    Please rate each item regarding Game8.co's Quality of Articles.
    Amount of information
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Frequency of updates
    Speed of new information
    Accuracy of articles
    Understandibility of articles
    Readability of sentences
    ×
    Please rate each item regarding Game8.co's Usability of the Site.
    Ease of finding information
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Loading Speed
    Use of Color
    Font Size
    Visibility of Images
    Easy to Understand Layout
    ×
    Please rate each item regarding Game8.co's Message Boards, Comments.
    Ease of Writing
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Readability
    Ease in Finding Information
    Comment Quality
    Comment Quantity
    Admin Response
    ×
    Please rate each item regarding Game8.co's Site's new design.
    Please rate our site's new design
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Do you think that the website's design change makes the site easier to use?
    Has the new design made it easier for you to find information on the site?
    Has the new design improved the overall visual appeal of the site?
    How would you rate your overall satisfaction with the new design of the site?
    ×
    How likely are you to recommend Game8 to someone you know?
    Very Unlikely
    0
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    Very Likely
    If you have other opinions regarding potential improvement to the website, please share them with us. We would appreciate your honest opinion.
    Note: This is a free response section, so you can proceed without entering anything.
    Note: Please be sure not to enter any kind of personal information into your response.
    ×
    Thank You
    ×
    Thank you for participating in our survey! Your answers will help us to improve the quality of our website and services.
    We hope you continue to make use of Game8.
    Close
    For other opinions or comments, go here.

    Rankings

    Popular Articles
    Message Board
    • We could not find the message board you were looking for.

    Gaming News

    Best PS5 RPGs (December 2025)

    Best PS5 RPGs (December 2025)

    Popular Games

    Recommended Games

    All rights reserved

    © Nintendo. Games are property of their respective owners. Nintendo of America Inc. Headquarters are in Redmond, Washington, USA

    The copyrights of videos of games used in our content and other intellectual property rights belong to the provider of the game.
    The contents we provide on this site were created personally by members of the Game8 editorial department.
    We refuse the right to reuse or repost content taken without our permission such as data or images to other sites.

    Paper Mario: The Thousand-Year Door (TTYD) Walkthrough & Guides Wiki

    Quick Access
    Guide Index

    Popular Guides

    News and Game Info

    Walkthrough

    Trouble Center

    Characters

    Bosses

    Enemy List

    Locations

    Tips and Tricks

    Moves

    Badges

    Items

    Collectibles

    Japanese Paper Mario TTYD Wiki

    Other Mario Wikis