Comparing just sophomore seasons Colon's per 40 average was noticeably worse that Mawien in most every statistical category, especially fouls.
Colon's PER 40
Fouls: 9.5
Rebounds: 7.9
Points: 7.7
Blocks: 1.8
TO's: 3.3
FT%: 38%
FG%: 35%
Mawien's PER 40
Fouls: 6.3
Rebounds: 6.9
Points: 13.1
Blocks: 2.1
TO's: 1.6
FT%: 70%
FG%: 65%
I don't get what the beef is with Mawien, he's actually got some good potential/athleticism compared to most of the big men we've rolled through here recently. Rebounding is the only area he is noticeably awful at, and I will agree with you there, we need more out of him on the boards.