When comparing ibb & obb 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 ibb & obb is ranked 29th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Interesting gameplay mechanic
Players can pass through the floor, at which point the gravity switches direction. Using their momentum, their position, and other elements, they must help each other progress through the level. There are rare spots where quick thinking is required, but for the most part it’s fun and relaxing.
Pro Good balance of simplicity and challenge
The game is easy to understand but can still be fairly difficult.
Pro Colorful
The minimalistic aesthetic appears surreal at times, which suits the mind-bending nature of the physics puzzles.
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 Somewhat short
On average, the game takes about six hours to finish, which is pretty short even for a puzzle game.
Con The game itself is a bit clunky
Some mechanics feel a little clunky, such as the friendly fire mechanic.