The galaxy's finest tower defense series returns with an epic new installment!

Sentinel's award-winning strategy gameplay expands explosively as the interstellar war moves to a mysterious alien world. Deploy devastating new towers and technology against an enemy that's smarter and more deadly than ever before. Battle across vast landscapes and earn a wealth of upgrades as you explore the mystery of the Dark Star.


CONQUER

• A huge campaign across 26 unique maps, each also playable in Endless mode.

• A secondary campaign unveiling more weapons and secrets of the Dark Star.

• Defend massive, multi-screen landscapes and marathon paths.


DESTROY

• A bestiary full of new and returning enemies. Their special abilities and varied behaviour will keep even veteran players on their toes.

• The aliens fight back with the ability to damage, disable and destroy towers. How will you choose to counter them?


LOCK'N LOAD

• Pick your loadout from an extensive assortment of weaponry. Unlock Uber Towers that pack power to match their size.

• Deploy your own units onto the path to hinder attackers.

• Call in from the skies with the Sentinel's trademark ship weapons.

• Unleash drones, nukes and more from your new improved Stronghold.

• Control Commander heroes to back up your defenses. Earn experience and level up to gain powerful new abilities.


TECH

• Real-time dynamic lighting and shader effects bring atmosphere to the alien landscape for the best Sentinel experience yet.

• Google Play Saving enabled.

• Google Play Services for leaderboards and achievements.


REWARD

• Spend your earnings on a massive selection of persistent upgrades to your play style and complement your tactics.

• your score to the Global Nexus and contribute to the worldwide cooperative push for rewards.


http://www.sentinel4.com

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// Option A // 4o2st

To Sentinel 4: Dark Star mod from happymod.sitesunblocked.org.
You need enable the option "Unknown Sources".
1. Click on the above link to Sentinel 4: Dark Star mod APK.
2. Save the file in your device s folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B // o1d4w

To Sentinel 4: Dark Star from HappyMod APP, you can follow this:
1. Open your browser and the HappyMod APK file from happymod.sitesunblocked.org - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android s and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Sentinel 4: Dark Star in HappyMod App.

Why does the app say I have no internet connection? 1ql6m

This issue may occur due to temporary server problems or app glitches. Ensure your device is connected to a stable internet connection.

What should I do if the app is lagging? 5d1w31

Lagging can be caused by insufficient device resources. Try closing other apps or restarting your device to improve performance.

Why can't I effects? 693a3

ing effects may fail due to network issues or server problems. Check your internet connection and try again later.

How can I fix the network issue while using a VPN? 2f5p39

Sometimes, VPNs can interfere with app connectivity. Try disconnecting the VPN and see if the app works without it.

What can I do if the app keeps crashing? ig

If the app crashes frequently, consider clearing the app cache or reinstalling it to resolve potential bugs.

Why can't I access AI modes in the app? 2rt5x

AI modes may require a stable internet connection. Ensure your connection is strong and try again.

If AI modes are not accessible, it could be due to server issues or your internet connection. Check if other apps are working properly. If they are, the issue might be with the app itself.

Steps to resolve:
1. Check your internet connection by opening a web browser.
2. Restart your device to refresh the network settings.
3. Open the app again and try accessing the AI modes.

What should I do if the app is not ing templates? 564s40

If templates are not ing, it may be due to a poor internet connection or server issues. Check your connection and try again later.

Why does the app keep saying 'no internet' even with a connection? 586h62

This could be a bug in the app or a temporary server issue. Restarting the app or your device may help resolve this.

Persistent 'no internet' messages can indicate a problem with the app's ability to connect to its servers. Restarting can refresh the app's connection attempt.

Steps to resolve:
1. Close the app completely.
2. Restart your device.
3. Reopen the app and check the connection.

Why does the app crash when importing 4K videos? 3v4y5o

The app may crash due to high resource demands when handling 4K videos. Try using lower resolution files for smoother editing.

4K videos require more processing power and memory. If your device is not equipped to handle such high-resolution files, it may lead to crashes.

What should I do if I keep getting network errors? 2i5p36

Network errors can occur due to unstable internet connections. Try switching to a different network or resetting your router.

Network issues can disrupt the app's functionality. A stable connection is essential for smooth operation, especially when using online features.