Fantasy baseball stock watch - Week 12

Maintaining your fantasy baseball roster can be a daunting task with all of the variables to keep track. Thank goodness for this weekly Yahoo Sports cheat sheet of players to keep and players to drop. Find out whose stock is going up and whose stock is plummeting this week.

Lucroy hits slam, Brewers beat Diamondbacks 7-5

Milwaukee Brewers' Jonathan Lucroy raises his arm in celebration as he rounds the bases after hitting a grand slam against the Arizona Diamondbacks during the seventh inning of a baseball game on Tuesday, June 17, 2014, in Phoenix. (AP Photo/Ross D. Franklin)

AP PHOTOS: Play ball! Baseball season underway

Cincinnati Reds starting pitcher Mat Latos rides on the back of a car during the annual opening day parade, Monday, March 31, 2014, in Cincinnati. The Cincinnati Reds play the St. Louis Cardinals. (AP Photo/David Kohl)

Phillies batter Braves 10-5 to complete sweep

Atlanta Braves' Evan Gattis, right, is greeted by third base coach Doug Dascenzo after hitting a two-run home run to score teammate Freddie Freeman in the first inning of a baseball game against the Philadelphia Phillies, Wednesday, June 18, 2014, in Atlanta. (AP Photo/David Goldman)

Royals beat Tigers 11-8 to pull within half-game

Detroit Tigers pitcher Justin Verlander readies himself before pitching against the Kansas City Royals in the first inning of a baseball game in Detroit, Monday, June 16, 2014. (AP Photo/Paul Sancya)

A's beat Yankees 5-1 after light outage delay

New York Yankees' Hiroki Kuroda, of Japan, works against the Oakland Athletics in the first inning of a baseball game on Saturday, June 14, 2014, in Oakland, Calif. (AP Photo/Ben Margot)

Reds power past Brewers 13-4 with 3 homers

Milwaukee Brewers starting pitcher Marco Estrada (41) looks on as Cincinnati Reds' Brandon Phillips rounds the bases after hitting a two-run home run during the first inning of a baseball game on Sunday, June 15, 2014, in Milwaukee. (AP Photo/Jeffrey Phelps)

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