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ThunderCats Roar: Lion-O S Quest

Play ThunderCats Roar: Lion-O’s Quest free
Play ThunderCats Roar: Lion-O’s Quest the game free online on and join in this action-platformer Lion-O in his journey beyond Third Earth to stop the evil slimes monster invaders controls by the vicious Mumm-Ra. ThunderCats Roar: Lion-O's Quest it's one of our Gamestop Thundercats classified in our cat and action category with games offered free on our website.

Play ThunderCats Roar: Lion-O’s Quest online
The ThunderCats Roar: Lion-O’s Quest game it's developed with html5 which will make the game run smoothly on browsers and mobile devices. When playing the game no download is necessary. All you need to do is to use the arrow keys to run, jump, climb, and slider you're way across the land while pressing the X key to slashing the evil jelly monsters.

How to play the game?
When first playing the game, use the mouse to navigate the game interfaces. As
in the title screen of the game loads, you can see the nice intro animation of the Mumm-Ra and how he is controlling the jelly monsters. As you move forward to the mission you can see there are 17 quests you need to complete, monster to defeat to save the world from the jelly invaders. On each level, you need to collect the three cute cat faces that are scattered all over the place. To play the game use the arrow keys to move, jump, and slide. Press the X keys to use your sword and slash the slime monsters. Run jump over obstacles, avoid falling into the water, and jump high to climb the highest mountains. Kill as many jelly monsters that have different abilities, some just bite you others can electrocute.
Do your best in this fun and epic action-platformer cat game and complete all the quest and achievements to save the world from the Mumm-Ra monsters. Also, explore and play other similar games like Teen Titans One On One. Good luck and have fun!
Controls in ThunderCats Roar: Lion-O's Quest
Use the mouse to navigate the game interface.
Press the arrow keys to move, jump, and dash.
Press the X key to use your sword.

Release Date   September 2020
Date added     Chicago Time: 14:57 on 27 October 2020

Type                              Html5
Platform                       PC, Web browser, and also on any mobiles devices here on
HTTPS Ready                Yes
Developer                     Cartoon Network.
Mobile Mode                Portrait
Mobile Ready               Yes
Genre                             Cat, Fighting, War, Platformer.

Content rating
Everyone, Pegi 3
  • Enjoy a fun cartoonish style game with Lion-O from the ThunderCats Roar team.
  • Cool stylized graphics that look both cartoony and realistic.
  • 17 levels quests to complete.         
  • Eight different attack styles.
  • On each level, you need to collect the three kitties.
  • Achievements to unblock.
  • HTTPS and mobile-ready.
  • Easy to play hard to master.

The web browser game will work smoothly in Google Chrome, Mozilla Firefox, Opera, Microsoft Edge, Safari, Maxthon, Sea Monkey, Avast secure, and Avant Browser.
More Information about ThunderCats Roar: Lion-O's Quest
Control your cartoonish cat hero in this adventure through the Third Earth lands here on ThunderCats Roar: Lion-O's Quest, it's developed with Html5 technology allowing it to work perfectly in all modern browsers, and on some mobile devices. If you enjoy this game for kids online make sure you play similar cat games like Mao Mao: The Perfect Adventure. Good luck!
Make sure you check tips Video Instruction and Youtube Game-play of ThunderCats Roar: Lion-O's Quest for free on

Game Tags

#action, #platformer, #cat, #thundercats, #gamestop thundercats, #play thundercats games, #thundercats games online, #cartoons, #cartoon network, #lion, #lion cat

Cool Information & Statistics

This game was added in October 27, 2020 and it was played 4k times since then. ThunderCats Roar: Lion-O S Quest is an online free to play game, that raised a score of 4.43 / 5 from 14 votes. BrightestGames brings you the latest and best games without download requirements, delivering a fun gaming experience for all devices like computers, mobile phones, also tablets. For more enjoyment, don't forget to check our Newest Games and Most Played Games categories, where you will find Top Quality free online games for all ages!

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