Rate my 12-team Auction Draft

[BalancedMan]

How good do you guys consider my team? It was a 12-team Auction Draft (1st time playing fantasy football, let alone an auction). Pretty standard scoring but 0.5PPR as well. Please let me know your thoughts, ideas on moves I could try to make.

QB: Kevin Kolb
WR1: Andre Johnson
WR2: Steve Smith (Carolina)
WR3: Eddie Royal
RB1: Rashard Mendenhall
RB2: Arian Foster
TE: Brent Celek
K: Garret Hartly
DEF: San Francisco
BN: Eli Manning
BN: Ronnie Brown
BN: Mike Williams (TB)
BN: Mike Williams (SEA) *
BN: Dexter McCluster **
BN: John Carlson

* Drafted Laurence Maroney, dropped to acquire M. Williams
** Drafted Mardy Gilyard, dropped to acquire McCluster (with RB/WR eligibility)