Top similar games like Portal Guardians:

Slice, burn, toss, zap, grind and gib massive hordes of repugnant orcs in this long-awaited successor to the award-winning Orcs Must Die! series.

The Djinn Kazhim has stolen the sand of the Great Hourglass. As a young apprentice, turn every fallen monster into sand, build towers and mazes, ride out with your companions - and win back every second before your own hourglass runs dry. Alone or with up to three friends.

Grab your hammers and start to craft in this co-op Tavern Defense for one to four players. As a team of Dwarves, you must gather supplies and build towers to protect your beloved brewery. Learn to cooperate to achieve victory in this chaotic multiplayer game!

Bolt together turrets from scavenged junk and hold a shattered city gate with up to 8 friends. RIGUP is a chaotic co-op first-person tower defense where heavy parts take two to carry, turrets break mid-fight, and one bad throw can knock your buddy out cold.

Use your bow to pin enemies to wooden surfaces. Hit them with long range shots. Use skills and traps to fortify your defenses. Prevent the otherworldly creatures from reaching the blue portal and climb the leaderboards!

Dragon Defense is an action-packed, wave-based defense strategy game where you must build, craft, and protect your island from relentless monster invasions.

Elementers is a 1-4 players satirical action-adventure, join the mage ranks and master the most powerful abilities while protecting the human race against the random monsters that keep attacking the villages for some unknown reason that you might find out.

"Luminleaf Chronicles" is a local multiplayer game for 1 to 4 players that combines elements of survival, adventure, and roguelike genres. Acquire items, upgrade your skills, and defeat the continuously appearing bosses to survive tooth and nail in the game world, ultimately face the Skeleton King!

During the day, defend your castle from incoming monsters, and at night, explore dungeons to gather powerful weapons. As time passes, upgrade your turrets and enhance your weapons to prepare for even stronger enemies.

Magicka is a satirical action-adventure game set in a rich fantasy world based on Norse mythology. The player assumes the role of a wizard from a sacred order tasked with stopping an evil sorcerer who has thrown the world into turmoil, his foul creations besieging the forces of good.

Bulwark Tower Defense is a competitive team tower-defense: wall your lane with auto-fighting units to hold back the waves, then spend essence to send monsters that break your rivals' defenses. Grow your economy, upgrade a shared King, and outlast the enemy team across 1v1–4v4.

The tower defense that thinks back: the swarm studies your defense, counters your main element and builds up resistance against it. Fight back with 6 elements, combo towers and support totems — solo, in co-op or versus for up to 4 players, in the ranked league or the Daily Challenge.

A co-op action game where you and your friends are starving crows. Explore the wilderness, snatch from humans, and do whatever it takes to survive and feed your baby crow, even if that means stealing food from your own friends. Co-op, sure…

Survivor Challenge TD - is a Tower Defense game where you manage a single tower and add upgrades to it. Buy abilities, enhance upgrades, and defeat the boss!

Can you beat the best Maze TD for under 2 hours? Called Refund Me TD. Good luck.

Spellers is a 2v2 game where you fight to capture the zone and claim victory. Cast Spells by typing their names on your keyboard : speed and accuracy are key ! Master over 15 Spells, customize your wizard, and dominate the zone.

Hold the gate in an online co-op action defense game for up to 4 players. Fight with swords, bows, and magic, charge on horseback, or launch yourself from a catapult. Buy weapons, hire mercenaries, and protect the princess when the gate falls!

The world’s most irreverent co-op action adventure returns! In the next chapter of Magicka, players ascend from the ruins of Aldrheim to experience a Midgård almost wiped free of Wizards after the Wizard Wars, with the few that do remain having either gone mad or extremely hostile toward all others

A chaotic multiplayer party game where you drink, fill your bladder, and compete with your friends to pee on as much as possible. Drink up, aim well, and claim the most territory to win!

Become a master mage in Arcane Architect, a tactical first-person VR Tower Defense! Construct unique towers from three customizable sections, brew powerful potions, and personally crush menacing bosses with your combat staff.

Witch It is a multiplayer hide & seek game set in a vibrant, magical world. Brave hunters seek hidden witches that curse their villages!

You’re a wizard! And a secret agent. The evil S.P.I.D.E.R crime syndicate has taken over your school, creating chaos. Play solo or up to 4 player co-op as you duel students, discover ancient secrets, and use scandalous spells.

Five-star tower defense with unrivaled depth and replayability. The Bloons are back in full HD glory and this time they mean business! Build awesome towers, choose your favorite upgrades, hire new Special Agents, and pop every last invading Bloon in the most popular tower defense series in history.

Fight fires for fun and profit in this unpredictable and frantic multiplayer game. Team up with friends, take on daily challenges and climb to the top of the corporate firefighting ladder. More than one way to become a hero!

Maveldor is an arcade-style, 3-Player cooperative action RPG. Pick from one of four distinct classes with unique mechanics and playstyles. The design draws inspiration from pick up-and-play arcade action games, N64 era visual styles, and the role-based cooperation of classic MMOs.

Fight on the front line. Build the defenses behind you. Dread Wardens blends third-person action with dark-fantasy tower defense. Master five heroes, combine spells and towers, and survive an endless climb through undead armies—solo or in online co-op for up to four players.

Voodolls is an Action Tower Defense game in spherical worlds. You play as voodoo dolls looking for redemption and are forced to protect your Puppet Master from the demons that are chasing you. Friends, totems, and rituals will be your most valuable assets during this crazy adventure!

Fortress Fury is a survivor multiplayer tower defense roguelite. Endless hordes of enemies want to crush your tower! Buy weapons and upgrades to craft an array of overpowering builds. Will you be able to survive all waves and be the last tower?

Bish Bash Bots is a unique mix of casual tower defense strategy and all-out brawling action. Team up in couch co-op / online play or go it alone and fight to save the world by building upgradable turrets, unlocking gadgets and bashing bots with giant hammers.

Four blobs. One wall. Someone’s in the wrong place. Stretch and squish with your friends to squeeze through the gaps in Don't Splat!, an online co-op game for 1–4 players. You had a plan. The wall had other ideas.

In a fantastic and unique land, dark creatures seek to destroy the peace of the world and rule the earth. Help the Mages to defend the world against them building traps in their path and using magic in a colorful and happy environment

A chaotic multiplayer party brawler where bouncy piggies battle across giant inflatable waterparks! Punch, bounce, and inflate your way to victory.