Cluster™ is a Co-Op, pelet training map using portal 1 ideals and elements. Based on the intro maps of portal 2's co-op tutorial. Difficuluty ranging from easy to medium.
Quantum™ features a mix style of Portal 2 and Portal 1. Using gameplay elemnts heavily within Portal 1 with a mix of Portal 2 layout. Map includes 2 paths of completion, each having its own difficulty ranging from Medium to Hard.
Rise(Advanced)™ is an Advanced level of the original creators map(link on the workshop). Getting influences from Portals 1 advanced playthrough of complication. Difficulty is medium to hard.
Upper west Side™ is a contest entry on Map Labs. Based and inspired by NYC own upper west side. Using ideas of the George Washington Bridge. Game play is best on Hard but still enjoyable on any difficulty.
Breached™ is a contest entry on Map Labs. Based on multiple areas within Hl2 by re-inspired / recreating places of enjoyment. Game play is best on Hard but still enjoyable on any difficulty.
Information Theory™ is a contest entry on Map Labs. Made by matt71490 & MetroHam. Based in the far futire in the half life universe where humanity takes its place with technology. Game Difficulty is medium to hard.
League of Lazlo™ is a contest entry on Map Labs. Made by MetroHam. Based on League of Legends and Dota 2 with game a twsit of unique gameplay. Game Difficulty is medium to hard. (Warning, Experimental-May crash or couse issues)