When comparing Metal Slug X vs Alien Swarm: Reactive Drop, the Slant community recommends Alien Swarm: Reactive Drop for most people. In the question“What are the best Online Co-Op games on Steam?” Alien Swarm: Reactive Drop is ranked 22nd while Metal Slug X is ranked 43rd.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Epitome of sidescrolling, run-and-gun action
Metal Slug X is not only a classic side-scroller, but also one of the best balanced and most fun. Many have tried to emulate the success of this title – and some may have come close – but there is nothing like the original.
Pro New features not present in Metal Slug 2
Metal Slug X is a remake of Metal Slug 2, but it does have some added features that include new animations, weapons, and enemies.
Pro 2 player local and online co-op
Metal Slug X has 2 player local and online co-op.
Pro It's free
Pro Promotes human interaction and teamplay
Discussing tactics with teammates in lobby prior to mission in order to get best results.
Pro Doesn't require high performance machine to run it
Do you have a potato with download capabilities? Today is your lucky day!
Pro Has class system
The Officer - master of assault shotgun and explosives.
Special Weapons - master of minigun and autogun. The 'Heavy' guy.
Medic - heals team, supports with stun weapons.
Tech Marine - unlocks locked doors, hacks computers.
Pro Various challenging campaigns and maps
Pro Enforces aiming skills in order to avoid dealing damage to team members
Pro Highly customisable
Stating with difficulty, challenges and up to UI
Pro You can see your teammates all the time
Pro It's funny when you're better than your friends
You can see your friends dying on easier difficulties and it's a blast.
Cons
Con Game engine at 30 FPS
Although 60 frames are rendered per second, the game only updates 30 of them.
Con Poor performance
Metal Slug X suffers from poor performance and may freeze intermittently.
Con The game itself is a bit clunky
Some mechanics feel a little clunky, such as the friendly fire mechanic.