Top similar games like Harold:

Groovy is a robotic sphere that exists in the abstract and crazy world of mechanisms. The game world is divided into two modes - Arcade and Survival, each of them filled with a unique environment, challenges and enemies.

Totally Unbalanced is a 3D platform game where you have to complete puzzles and overcome obstacles. Totally Unbalanced also features (currently) two multiplayer modes : sumo arena with 4 players and racing mode with 16 players.

Become a lightning fast thief in this fast-paced platformer about looting ancient ruins with speed and style!

There's always room for improvement. Push your human tolerance to the limit with unique and challenging physic-sandbox platforming. Run on the walls. Jump off the ceilings. Swing through a dark lab. Die, a lot. The trials before you won't be easy. So, let's see what you got.

Hunter brick ball - get a golden brick. Break the bricks that prevent you from achieving the long-awaited victory. Hundreds of stages, exciting gameplay.

The Ball 2 is a 2.5D game where you can finish little puzzle and parkour maps and get the world record time or just play against others in Online mode. And much more...

Like a bastard child of Quake 3 and Super Meat Boy, SEUM: Speedrunners from Hell is truly hardcore and focuses on speed and fast reaction.

一款2D物理平台游戏，主要用到 “抓”、“扔”、“踢”、“跳”、“放炸弹”，五种动作结合出不同的攻击方式，摧毁鳄鱼工厂的制造机器。可爱的像素画风加上硬核的玩法，可以玩出很多有趣的操作！

Guide the marble in the journey through more than 50 thematic stages across three difficulties: Easy, Normal, and Hard, with various challenges in Great Marble Adventure, an unforgettable 3D ball-rolling game! Are you ready for the unforgettable marble adventure?

An abstract arcade game with dozens of relaxing levels and optional challenges.

Ultimate Monkey Race is multiplayer platformer where you build the level as you play. Place deadly traps and parcour your way to the finish line to score points.

Get ready to tilt and bounce your way through Rolled Out!, a marble-rolling game with charming characters and precise controls. All you need is one joystick to roll to the goal; with over 150 hand-crafted stages to tackle, there's always a new challenge around the corner!

Cut-throat multiplayer running game that pits 4 players against each other, locally and/or online. Run, jump, swing around, and use devious weapons and pick-ups to knock opponents off-screen! One of the most competitive games you'll ever play.

Distance is an atmospheric racing platformer. Fusing futuristic arcade racing with parkour, survive a deadly, mysterious, neon-drenched city by jumping, rotating, and flying.

Rush Bros. “Discover gameplay with custom music” Rush Bros is a music reactive Platform Racing Game that features a single player and a competitive multiplayer either split-screen local or online between two simultaneous racers.

Joe Danger, the world’s most determined stuntman, returns to embark on a death-defying thrill-ride across the set of the greatest blockbuster movie ever made. Across 100 crazy levels he’ll chase crooks by police bike, destroy laser-firing robots with a stolen jetpack, escape giant boulders in a minecart, time-travel to punch dinosaurs...

DINOSAURS. PIXELS. PYROCLASTIC DOOM WALLS. MASSIVE INDIE CROSSOVERS. Dino Run DX has all of that and more. Come rediscover the original runner and escape extinction all over again.

Run, Rush, Haste, Burst Speed has never been pushed this far. Jump, Charge, Dodge, Slide You just slipped and got crushed! You can’t handle T.E.C 3001 yet… Try again until speed holds no secrets for you.

Run, jump and butt-slide into the glorious toy-filled world of Action Henk! Become a master of momentum and defy physics as you race against a band of ragged 90s action figures to once and for all prove that Action Henk is the fastest of them all!

As a subatomic particle you start a journey into subatomic space! This arcade title takes you to the limits of your reaction speed - and with the powerful level editor you can create even harder challenges!

Race to the finish in Giana Sisters: Dream Runners, a fast-paced, head-to-head platformer for up to four players.

Get ready to enter a new era of physics platforming. Polyball is a classic ball rolling game in the vein of Super Monkey Ball, Marble Madness, and Marble Blast - while taking cues from games such as the Sonic series, Trackmania, and Mario Kart.

Runbow, and all its 9-player madness, is now on Steam!With tons of competitive modes for up to 9 players--locally and online--and a massive Single Player Adventure, Runbow is the crazy, colour-based platformer you've been waiting for.

Never STANDBY in this fast-paced, precise platformer and get out of the glitched world! Can you do it faster than anyone?

Schacht is a competitive 3D platformer racing game. Run on walls, swing, slide and dash to beat the levels as fast as possible. Compare your highscores with players from all around the world or challenge your friends in the local splitscreen multiplayer!

Enter a world of sky islands and jump your way to the finish, you must complete each level with a certain amount of jumps! and HURRY, you must complete each world in under a certain amount of time.

VThree is the low poly, atmospheric, fast paced first person platformer you didn’t know you needed. Run, jump, and wall jump your way to the top of the leader boards, snagging platinum achievements along the way.

This is a leisure time game but have a little strategy If you like cute animals, simple control, difficulty challenge, you can choose JET HERO!

With the powers granted to him by the dragon, Kayra will destroy the Remnants of Naezith, enchanted fragments of the dragon's body, to prevent anyone from exploiting their power for evil. Rush and swing through levels to top the leaderboards in this fast-paced, grappling hook precision platformer.

Turn the Duck upside down and defying the laws of gravity. Rainbow Duck is an addictive game that requires focus, concentration and precise timing. The intuitive one-tap controls allow you to discover the ideal path through all the challenging mazes.

Hare is an intense and fast arcade Platormer with genre bending elements where you run through different worlds to defy a god and save your special one.

Neon-infused high-speed platformer where the rules are simple - blast though levels as fast as you can! But there's a catch. If you go too slow, you explode! Unlock skills and powers, and seek out shortcuts to propel yourself to the top of the online leaderboards.

Marble Skies is a fast paced 3D-platformer where you control your marble through various levels and try to get the best time for each one. Complete all the levels in your own time, or challenge your friends to get on top of the leaderboards!

Bizarre Tale is a fast focused game that requires agility, dexterity and fast decision making, in order to avoid obstacles and destroy waves of enemies that come in great numbers and in all directions.