The Blob is a semi-recurring element of the Wipeout course.
It is a giant balloon that launches people up into the air when a strong force is applied on one end.
It appeared as four obstacles with different weights applied to one end:

Season 2’s Sack Launch
- Sack Launch (Dizzy Dummy 2.0, Season 2, other contestants)

Season 3’s Blob Launch
- Blob Launch (Qualifier, Season 3, half of a couple/250-pound weight)

Season 4's Winter Brrr Blob
- Winter Brrr Blob (Qualifier, Season 4, 1000-pound weight)

Season 5's Bombastic Blob
- Bombastic Blob (Wipeout Zone, Season 5, 0.5-ton weight)