Master System

20 em 1

Genre: Compilation
Year: 1997
Publisher: Tec Toy
Players: 1

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P2P Netplay available on compatible cores

Achievements

20 achievements · 40 total points

Construction Site Chaos Win the first game.
2 pts
Collecting Moon Meals Win the second game.
2 pts
Street Skateboarding Win the third game.
2 pts
Leaping for the Love of Cheese Win the fifth game.
2 pts
Treasure Deep Dive Win the sixth game.
2 pts
Dirt Bike Derby Win the seventh game.
2 pts
Crazy River Kayaking Win the ninth game.
2 pts
Aerial Attack Win the tenth game.
2 pts
Frog Feeding Frenzy Win the eleventh game.
2 pts
Spaceship Skirmish Win the twelfth game.
2 pts
Tennis Training Win the twentieth game.
2 pts
Autoscrolling Platforming Action Win the fourth game.
2 pts
Traffic Turmoil Win the eighth game.
2 pts
Airplane Altercation Win the thirteenth game.
2 pts
Roller Skating Rally Win the fourteenth game.
2 pts
Precise Pizza Tossing Win the fifteenth game.
2 pts
Bug Spraying Bustle Win the sixteenth game.
2 pts
Repelling Rivals Win the seventeenth game.
2 pts
Skiing Scurry Win the eighteenth game.
2 pts
Police Patrol Win the nineteenth game.
2 pts

20 em 1 leaderboard

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20 em 1 frequently asked questions

How do I play 20 em 1 online with a friend?

20 em 1 (Master System) can be played online with friends using Etera's P2P netplay. Create a room in the launcher and invite your friend, who joins through the invite. Step by step:

Download the Etera launcher for Windows or Linux and create your account.
Ask your friend to do the same and add them to your friends list.
Pick the game in the library and create a netplay room.
Invite your friend: they accept the invite and join the room.
The launcher keeps dependencies on the same version for both players, avoiding desync.

How do I play 20 em 1 on PC?

Download the Etera launcher (Windows or Linux), find 20 em 1 in the Master System library and click to download. The launcher handles the emulator and setup for you.

Does 20 em 1 netplay lag?

Etera uses a direct P2P connection between players, which usually means low latency. Results depend on each player's internet quality.

Does 20 em 1 have achievements?

Yes, 20 em 1 has 20 achievements worth 40 points. Achievements are counted and saved to your history and the leaderboard for subscribers and during the trial period.

Can I play 20 em 1 for free?

Yes. Every account gets a 5-day trial with premium features. After that, the free plan allows 3 new games per day and 1 netplay session per day. Premium raises those limits.

Play 20 em 1 on Etera

Download the launcher for Windows or Linux, find this game in the library and play solo or with friends.

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