Knuckles the Echidna in Sonic the Hedgehog 2/Bugs
From Sonic Retro
In vanilla Sonic 2, the surface of the water uses Sonic's palette line for its blues. As Knuckles is red and the art wasn't changed, the water also becomes red.
Not fixed in any version.
|Sonic the Hedgehog 2 (16-bit)|
|Sonic & Knuckles|