Continue on your phone or tablet!

Play Ben 10 Assassin on your phone or tablet by scanning this QR code! It's available on iPads, iPhones, and any Android devices.

Free Online Games

Action

Ben 10 Games

Ben 10 Assassin

90 % 54

Step into the shadows with Ben 10 in this stealth Action Game where you must eliminate enemies as a silent alien assassin Only on Kiz10

(1906) Players game Online Now

Ben 10: Mechano

Ben 10: Omnibal

Ben 10 Ultimate

Ben 10 Omnirush

Ben 10 Run

..Loading Game..

Zombie Survival

Escape Evil Gra

Sniper Reloaded

Escape from Gra

Mr. Smith

90 %

How to play : Ben 10 Assassin

Rating:

9.00 (54 votes)

Released:

10 Jun 2021

Last Updated:

18 Jul 2025

Technology:

HTML5

Platform:

Browser (desktop, mobile, tablet)

Ben 10 Games (64) 3D Games (3934) Action Games (5031) Adventure Games (5424) Aliens Games (383) Clicker Games (1548) Escape Games (1443) Extreme Online Games (985) Fighting Games (1911) Free Games Online (11751) Funny Games (4362) Games for Boys (10275) HTML5 Games (6313) Mouse Skill Games (1207) Play Online Games (10392) Skill Games (2823)

Into the Shadows
He doesn’t charge in with lights blazing. He waits. Observes. Calculates. This isn’t your typical Ben 10 adventure. There are no flashy battles in the street. No wide-eyed villains calling out his name. This is precision work. Close-quarters eliminations. One enemy at a time. One breath. One choice.

A Mission Without Noise
In Ben 10 Assassin, the rules are different. You can’t barrel through. You’re not supposed to. You’re here for silence, not spectacle. The levels are dark, with corners that hide either danger or opportunity. Your movements must be deliberate. You’re not fighting for attention—you’re avoiding it.

You’ll feel the tension from the first step.

What the Gameplay Feels Like

Tap to move, wait for the right moment, strike when no one’s watching
Choose the right alien form for each environment
Track patrol routes, break lines of sight, and vanish into the background

Every mission is a little puzzle. There’s one guard walking in a pattern. Another leaning against a wall. And then—movement. You’re behind them. It’s done. Quick. Clean. Gone.

Aliens Built for the Hunt
Ben’s transformations aren’t just for brute force here. They’re tools. Each alien has a purpose:

XLR8 - Speed past open corridors before the guards can blink
Ghostfreak - Slip through walls and become literally invisible
Upgrade - Hack devices to open new routes or create distractions
Wildmutt - Enhanced senses, see patrols through obstacles

Choosing wrong means being spotted. Choosing right means flawless execution. It’s a strange kind of fun—planning a perfect takedown while holding your breath.

A New Tone for a Classic Hero
There’s no cheerful banter. No quick jokes mid-battle. This is Ben with a different mindset. He’s focused. He knows the stakes. The music is ambient, low-frequency suspense. Every footstep sounds loud. Every creak might be your last.

And it’s so refreshing.

What Makes It Stick
It’s not just the stealth. It’s the way each level teaches you something new. First, patience. Then awareness. Then creativity. Suddenly you’re setting traps instead of running from them. You’re luring enemies into chokepoints. You’re thinking like an assassin, not a brawler.

Level Design Done Right
Each map feels handmade for tension:

Vents that cut through entire rooms
Shadows that extend just far enough
Security drones that move in sync with your heartbeat

It’s not overly complex, but it doesn’t need to be. Simplicity makes the pressure more real. There’s nowhere to hide unless you make your own hiding spot.

For Fans Of:

Tactical stealth like Mark of the Ninja
Strategy-based action games
Ben 10, but with a twist of noir thriller
Games where planning a move feels more powerful than a punch

Unexpected Details That Work
Sometimes it’s the little touches:

The soft flash of the Omnitrix before a transformation
The flicker of red in a camera lens
The hum of energy when you charge up a move but decide not to use it

These things pull you in. They keep you grounded. They remind you that while this is Ben 10, it’s not the Ben 10 you’ve seen before.

When Things Go Wrong
And they will. You’ll get spotted. You’ll run. Doors will lock behind you. Guards will shout. That’s when the game turns from chess to panic. But you’ll learn. You’ll retry. You’ll adapt. And the moment you finally clear that level without being seen?

You’ll feel like a shadow yourself.

Replay Value That’s Actually There
Try speedrunning a level. Try using only one alien form. Try going loud on purpose just to see what happens. The game doesn’t force replay—it invites it. Because each path has options. And each failure teaches you something new.

Why It’s More Than Just a Spin-Off
This could’ve been a throwaway side mission. But it’s not. It’s a full experience with a different side of Ben—a quieter, more dangerous side. It’s proof that the character can grow. That the world of Ben 10 has more stories than just big fights and alien tech.

Final Thought
Ben 10 Assassin is a whisper of a game in a franchise that usually shouts. And that’s why it works. It’s precise. It’s sharp. It lets you think before you move. And when you do move—it counts.

Suit up. Fade in. And become the shadow.

Only on Kiz10.

Ben 10 Assassin

How to play : Ben 10 Assassin

Controls

MORE GAMES LIKE : Ben 10 Assassin