Play Super Mario Bros. (NES) Online

Console NES Genre ActionArcadePlatformer Players
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Controls

Click the game first to enable controls.

Player 1

WASD
Move
K
Jump
J
Run/start Fireball
Enter
Start
R Shift
Select

Player 2

Move
Num .
Jump
Num 0
Run/start Fireball
Num +
Start
Num -
Select

Emulator

Q
Fast Forward
E
Rewind
4
Slow Motion
1
Quick Save State
2
Quick Load State
3
Change State Slot
Gameplay screenshot of Super Mario Bros. for NES

Overview and Gameplay

A lone plumber sets out across the Mushroom Kingdom, moving through ground, underground, underwater, and castle stages to stop the Koopa ruler and rescue the princess. Each world is structured into tightly designed side-scrolling stages filled with enemies, hazards, hidden blocks, and time limits that push steady forward movement and precision jumps. Progression moves across eight worlds, with castle stages marking key points of advancement.

Power-ups change how each stage plays. Mushrooms increase durability, allowing Mario to survive one hit. Fire Flowers introduce ranged attacks through fireballs, while invincibility stars briefly remove most threats on contact. Coins, hidden areas, and warp zones reward exploration beyond the main path.

Controls And Mechanics

  • Move through levels and adjust jumps with directional input
  • Jump across gaps, defeat enemies, and reach flagpoles
  • Hold input to increase running speed for longer jumps
  • Fire Flowers enable projectile attacks in powered form
  • Two players alternate turns, each taking control on their attempt
  • Stages include time limits and score-based rewards for performance

Version Notes

The Japanese and North American releases share the same core gameplay and structure. Differences are primarily in naming conventions and presentation between regions, including character and item names used in manuals and packaging rather than in-stage mechanics.

Release And Credits

  • Release Year: 1985
  • Developer: Nintendo
  • Publisher: Nintendo
  • Original Platform: NES / Famicom
Version
super-mario-bros_japan_usa_verified.nes
Status
Playable in browser
Updated
July 21, 2026

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