Designer: Jacob Fryxelius Original title: Terraforming Mars: Prelude *Playable with other expansion sets. *Terraforming Mars basic set is required to play. 【スペック】 Playing Time: 90-120min. Players: 1-5 Difficulty: 3/5 Stars Age Range: 12 and above Size: Card: 88 x 63mm [Set Contents] -Summery card: x1 -Corporation card: x5 -Project card: x7 -Instruction paper x1 -Prelude card x35