--- Aquatic Ruin Zone --- Number of acts: 2 Time to complete: ~2 minutes Difficulty: Easy Bottomless pits: Yes Water: Yes Level wrapping: No Enemies: English name Japanese name Description       Grounder (Source: Manual) Handrill (Source: Manual) Drill enemy, hides behind walls and appears when Sonic approaches.       Whisp (Source: Manual) Punpun (Source: Manual) Fly enemy, attacks in swarms.       Chop Chop (Source: Manual) Piranha (Source: Manual) Piranha enemy, moves around slowly underwater.