Me (guy with beanie) and Mac (guy with computer in his head) are 5'6
Mr. Buissnessman (tall guy with one eyeball) is 10'4
Rapid and Rapid.DEB (sonic ripoffs) are 5'
Murphy (fish guy with trident) is 7'4
Goober (green one) is 3'6
Spackle (tiny guy on Murphy's shoulder) is 4 inches tall
Hexagon guy is 6'6