Sweep
From Sonic Retro
The Sweep (ボアボア), also known as their model number E-03 Sweep, is a badnik that appears in Sonic Adventureand part of the E-Series.
It's a spider-like badnik which is able to walk on water and attacks by ramming its needle noses at its enemies. It appears in Emerald Coast and Twinkle Park for Sonic.