Strategy games

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Sandcastle Battle

Help the bear bares defend the castle by throwing stuff against invaders. There are a total of ten levels in the game, each one harder than the previous one. When you are being under attack, click on the screen in order to throw sand projectiles at your attackers and prevent them from reaching your castle, because if they deplete its whole health bar, you lose. To make a continuous attack and stronger one, click and hold on one of the lanes from where you're attacked.

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Sarens

Sarens - Welcome to magic world with beautiful big castle, you need to destroy angry sticks and protect the magic castle. Use the attack magic bonus for big enemies with health math, click ot tap on enemies to hit and destroy. Play in this game on your mobile too and have fun!

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Savage Defenders

Savage Defenders is a tower defense strategy game where your mission is to protect a tribal village from waves of alien invaders using warriors, towers, and powerful shaman magic. The game challenges you to build defenses, upgrade units and adapt tactics to counter different enemy types while preventing them from reaching the heart of the settlement. Play games on Y8 - The biggest modern HTML5 gaming platform!

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Save the Kingdom

Save the Kingdom - Create your own strategy in this 2D tower defense game and try to defend your kingdom from wizards, ghosts, demons, and many more monsters. Build your powerful empire and hold defense to complete all the fantastic medieval locations. Play the Save the Kingdom game at Y8 with pleasure.

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Sea Battle 505

Sea Battle 505 is a tactical naval game based on hidden grid battles and precise coordinate attacks. Target enemy ships, manage turns, and use your Arsenal meter to unlock special weapons. Missed shots can still help by adding ammunition for abilities like radar sweeps, torpedoes, and airstrikes. Play against AI difficulty levels or enter online matchmaking with shared turn timers. Play the Sea Battle 505 game at Y8 now.

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Sea Battle Admiral

Sea Battle Admiral is a board game in which you need to use your strategy skills to destroy all the opponent's boats. Do you remember your favorite childhood entertainment with paper and pencils? Then, immerse yourself in the exciting sea battles on your device's screen. The classic paper-based tabletop naval combat game is here. Play the Sea Battle Admiral game at Y8 now and have fun.

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Settlers of Albion

Settlers of Albion is a turn-based defense strategy game about colonizing far-away lands. The goal of the game is to build settlements, upgrade them and defend them against waves of enemies. Each time a settlement is founded or upgraded you gain victory points. Reach a certain amount of victory points to win the game.

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Sewer Germ Tower Defense

Defense the sewer from nasty germs!!!

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Shape Madness

Shape Madness is a tower defense game where you stop waves of aggressive geometric enemies. Place defensive structures, study enemy paths, and use the right towers against each shape type. Choose from eight tower options, including Snipers and Rocket Launchers, to control both single targets and large groups. Each level tests your resource management, tactical placement, and ability to adapt under pressure. Play the Shape Madness game at Y8 now.

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Shuttle Siege - Light Edition

Shuttle Siege is a sci-fi Tower Defense game in which you defend your space shuttle from the invasion of metallic creatures. It distinguishes itself from classic Tower Defenses in that you can design a path for the invaders using your buildings, an aspect that few games have (including Desktop Tower Defense and Fieldrunners).

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Siege Battleplan

Siege Battle Plan is a strategy game that rewards a quick mind and fast fingers. With an interactive game, design and exciting gameplay Siege Battle Plan will keep you immersed in it for hours. You'll need to combine good tactics with fast reflexes if you want to keep up with the challenge that is fallen before you. In love and war, everything is allowed, so use good strategy with perfect timing to belittle your opponent.

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Siege Break

Siege Break is a fantasy defense strategy game played in portrait mode. You place heroes into defense slots around your fortress to stop waves of enemies. You can refresh the hero selection to change your options, then start each wave when ready. Drag heroes from the bottom panel into open slots to guard the base. Tap Refresh to cycle new hero choices, then tap Fight to begin the next wave. Keep enemies away from the fortress, watch the HP bar at the bottom, and prevent the base from falling.

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Skibidi Toilet: Haunted Dorm

Skibidi Toilet: Haunted Dorm is a fun action game where you need to survive and destroy the Skibidi Toilet boss. Play with other players and upgrade your defensive weapons. You can play this game on your mobile device or PC at Y8 and fight with Skibidi enemies. Have fun.

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Skyfall Siege

Skyfall Siege is an action defense game where you protect your base from waves of incoming aerial enemies. Move, aim, and shoot while placing turrets to support your defense. As attacks intensify, you must react quickly and upgrade your setup. Play the Skyfall Siege game at Y8 now.

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Smash Defense

Smash Defense is an action-packed game where you use a bat to hit and destroy incoming monsters. Time your swings, upgrade your ball with powerful effects, and survive waves of enemies across different environments. As you progress, the game becomes faster and more intense. Play the Smash Defense game at Y8 now.

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Snowman WebGL

Save the monster from the Snowman.

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Soldiers Duel

A fun matching and strategy game to play is soldiers duel. Create a plan of attack to bring together warriors and archers on the battlefield and fight the enemy! If you wish to win, you must quickly assemble an unbeatable army! Play additional games only at y8.com

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Son Tinh: Mountain Defender

Son Tinh: Mountain Defender is a physics-based tower defense game inspired by the Vietnamese legend of Son Tinh and Thuy Tinh. Master three distinct weapons: roll rocks through enemy lines, sweep groups away with heavy tree trunks, and pierce armor with divine spears. Protect the mountain from rising floods, counter new enemy types, upgrade your arsenal, and defeat Thuy Tinh across three battlefields.

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Space Clicker: Base Defense

Space Clicker: Base Defense is a clicker and tower defense game where you collect resources and protect your space base. Click to gather materials, build defenses, and stop enemy swarms before they break through. Upgrade drones, explore new technologies, and strengthen your base with better systems. The game combines active clicking, strategic upgrades, and wave-based survival. Play the Space Clicker: Base Defense game at Y8 now.

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Space Tower Defense 2

Play a very challenging, high-intensity, futuristic tower defense game for older kids / teens where you are in charge of defending your server from waves of attacking aliens. Use all the kinds of turrets and weapons to defend your base. Can you last until the end of the 50th wave?

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State io

State io - Fun io game with interactive gameplay for one players and different upgrades. Interesting 2D real-time strategy, fight against armies and try to defeat your enemies. Create your empire right now on Y8 and capture all your opponents. Have fun!

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State Wars

In the online strategy game State io Wars, your goal is to extend your region by commanding your armies. Plan your tactics carefully and deploy your army to conquer the states and take the position. Keep your state on your side and don't let it slip. Take over your rivals to win the game. The main goal is to subjugate both enemy and neutral lands under your control. Play more games only on y8.com

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Steel Bunker: Apocalypse

Steel Bunker: Apocalypse is a top‑down base‑survival shooter set inside a reinforced underground stronghold. You play as a lone survivor who auto‑fires at the nearest threat while endless waves of undead swarm in from every edge, converging on your bunker at the center of the map. Shoot and kill the horde through your line of fire.

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Stick Guys Defense

Stick Guys Defense is an immersive 3D defense game in which you must safeguard your fortress using a legion of 3D stickman warriors. Buy new upgrades and use magical skills to destroy dangerous enemies and bosses. Play the Stick Guys Defense game at Y8 now and have fun.