Who should I deal for pitching?

[emc2luv]

I must upgrade my pitching & I am very solid with hitting. If I need to make a trade, who should I go after & what should I give up.

Current rsoter
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of - Carlos Beltran
of - Grady Sizemore
of - Ichuro Suzuki
0f/dh - Johny Gomes
of - Johnny Damon
Of/1b - Nick Swisher
Of/1b/3b - Michael Cuddlyer
1b - Ryan Howard
2b - Tadihito Iguchi
2b/ss/3b/of - Bill Hall
ss - Jose Reyes
3b - Alex Rodriguez
c - Ramon Hernandez
sp - Pedro Martinez
sp - Barry Zito
sp - A.J. Burnett
sp - Brett Tomko
sp - Doug Davis
sp - Tony Armas
sp - Boof Bonser
sp - Ramon Martinez
rp - B.J. Ryan
rp - Tom Gordon
sp - Aaron Sele
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leauge scoring system:

Scoring for Batting Categories
1B - Singles 1 point
2B - Doubles 2 points
3B - Triples 3 points
BB - Walks (Batters) 1 point
CS - Caught Stealing -.5 points
CYC - Hitting for the Cycle 25 points
GDP - Ground Into Double Plays -.5 points
GSHR - Grand Slam Home Runs 5 points
HP - Hit by Pitch 1 point
HR - Home Runs 4 points
KO - Strikeouts (Batter) -.5 points
R - Runs 1 point
RBI - Runs Batted In 1 point
SB - Stolen Bases 2 points

Scoring for Pitching Categories
BBI - Walks Issued (Pitchers) -.5 points
BS - Blown Saves -5 points
CG - Complete Games 10 points
ER - Earned Runs -1 point
HA - Hits Allowed -.5 points
INN - Innings 2 points
K - Strikeouts (Pitcher) 1 point
L - Losses -5 points
NH - No-Hitters 25 points
PG - Perfect Games 25 points
S - Saves 10 points
SO - Shutouts 10 points
W - Wins 10 points