The Michigan Wolverines offense is working its way through an offensive identity build as it moves into the third week of the season. However, one of the concern that has risen from the start of the season is the lack of a bonafide, consistent playmaker. Michigan opted to go after depth in the transfer portal in CJ Charleston and Amorion Walker instead of a top-end option. Wide receivers coach Ron Bellamy discussed their approach to roster building in that area. “I mean, it’s something that was discussed,” Bellamy told the media on Wednesday. “We’re not like other schools where we’re just chas…