SMB3 for Super Mario All-Stars Custom Level #554 - Pyrosphere Castle @insectduel
SMB3 for Super Mario All-Stars Custom Level #554 - Pyrosphere Castle  @insectduel
Uploaded March 2025 | Updated September 2026, 13 hours ago
Designed by E1S

This is a fort stage with nothing but lava bubbles everywhere. Essentially this level is a fusion of both secondary fortress levels of Worlds 4 and 5 - the donut lifts and even the reverse lava bubbles. Boom Boom is the boss here.

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SMB3 for Super Mario All-Stars Custom Level #554 - Pyrosphere Castle

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