UNO: Show 'Em No Mercy Attack

Mattel, Inc. · Board game · 2026
Ludopedia BGG 2–6
Buy
rating Ludopedia
rating BGG
Our Verdict
RECOMMENDED

UNO fans craving more chaos and twists will love this turbocharged version. The card launcher turns every match into an unpredictable war!

Highlights
  • Fast-paced, unpredictable fun
  • Great for competitive players
  • Card launcher adds a unique twist
Keep in mind
  • Frustrating for those who prefer calm games
  • Luck plays a big role
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About the game

What you do in a play session

UNO Show 'Em No Mercy Attack cranks up the classic card game with a two-button card launcher and ruthless rules. Matching colors and numbers is just the start—brace for unpredictable card blasts that can flip the game in seconds. Press the yellow button when you draw, hoping to avoid a flood of cards. The red button, triggered by special cards, charges up a devastating attack to drown opponents in cards. With savage rules and powerful actions, every turn is chaotic fun and tension. Ideal for players aged 7+ who love cutthroat competition.

Best player count

BGG community vote

2–6 players
2 OK
3 OK
4 OK
5 OK
6 OK

Where to Buy

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Game details

Mechanics, categories, families and credits

Mechanics

Categories

Families

Card Games: Shedding / Stops Game: UNO
Publisher Mattel, Inc.

Community

Data from BoardGameGeek

1owners

Frequently Asked Questions

Quick answers before you buy

5 questions
How many players can join?
2 to 6 players, perfect for small groups or families.
What’s the recommended age?
Ages 7+, but adults will enjoy the controlled chaos too.
How long does a game last?
Depends on luck and plays, but usually 15 to 30 minutes.
Does the card launcher need batteries?
Yes, it runs on batteries (not included), so keep spares handy.
Is it very different from classic UNO?
Same core, but the savage rules and launcher make it way more intense and unpredictable.

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