Geometry Dash Space: Wave Link
"Space Wave" by Serponge
The link you provided doesn't lead to a specific URL, but the phrase "Space Wave" within the Geometry Dash community almost universally refers to the legendary level (often cited as one of the hardest Nine Circles levels of its time), or the broader concept of the "Wave" gamemode in a sci-fi setting.
Beyond the physical requirements, "Space" presents a significant psychological hurdle. The length of the level means that a player must maintain a state of "flow" for several minutes without a single lapse in concentration. In the Geometry Dash geometry dash space wave link
Endless Mode
: A test of endurance where tunnels are infinitely generated, increasing in speed as you survive longer. "Space Wave" by Serponge The link you provided