Uploaded May 2026 | Updated September 2026, 2 weeks ago

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World 3 in New Super Mario Bros. Wii! This is part of a complete multiplayer co-op playthrough of the game for the Nintendo Wii, featuring all secret exits, Star Coin locations, different power ups throughout each level, and the third Koopaling battle against Lemmy Koopa.

This video showcases every level in World 3 fully completed while highlighting the fun, chaos, and teamwork of cooperative gameplay.

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New Super Mario Bros. Wii Multiplayer Playlist: youtube.com/playlist?list=PLJY2r98E0ngLwqWGrlG5u7r9SfW3ZEznQ

W3-1: 00:00
W3-2: 02:43
W3-Toad: 05:13
W3-3: 05:51
W3-Boo House Secret Exit: 09:59
W3-Boo House: 13:16
W3-Fortress: 15:56
W3-4 Secret Exit: 20:44
W3-5: 23:40
W3-5: Secret Exit: 25:58
W3-4: 29:27
W3-Castle: 32:07

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#newsupermariobroswii #mario #supermario