| Houston Astros (34-61) at Arizona Diamondbacks (46-48) |
| Game One |
Arizona 13, Houston 8 |
| Game Two |
Arizona 12, Houston 3 |
| Game Three |
Sunday, July 22nd, 4:10 p.m. |
| Records |
| 2012 Head-to-Head Record |
Arizona 2-0 (0-0 at Hou; 2-0 at Ari) |
| 2011 Head-to-Head Record |
Arizona 6-1 (3-0 at Hou; 3-1 at Ari) |
| 2010 Head-to-Head Record |
Arizona 4-3 (3-1 at Hou; 1-2 at Ari) |
| 2009 Head-to-Head Record |
Arizona 5-4 (1-2 at Hou; 4-2 at Ari) |
| Home Record |
Houston 24-21; Arizona 25-21 |
| Away Record |
Houston 10-40; Arizona 21-27 |
| Current Streak |
Houston (L5); Arizona (W2) |
| Record vs. Western Division |
Houston 8-21 |
| Record vs. Central Division |
Arizona 11-13 |
| 2012 Meetings |
| 7/20 - Arizona, 13-8 (at Ari - WP: Cahill; LP: Norris) |
| 7/21 - Arizona, 12-3 (at Ari - WP: Miley; LP: Keuchel) |
| 2011 Meetings |
| 5/27 - Arizona, 7-6 (at Hou - WP: D.Hudson; LP: W.Lopez) |
| 5/28 - Arizona, 11-3 (at Hou - WP: Duke; LP: Norris) |
| 5/29 - Arizona, 4-2 (at Hou - WP: Heilman; LP: Fulchino) |
| 8/08 - Houston, 9-1 (at Ari - WP: W.Rodriguez; LP: D.Hudson) |
| 8/09 - Arizona, 11-9 (at Ari - WP: Owings; LP: W.Lopez) |
| 8/10 - Arizona, 6-3 (at Ari - WP: Collmenter; LP: Sosa) |
| 8/11 - Arizona, 8-5 (10) (at Ari - WP: Putz; LP: Fulchino) |
| 2010 Meetings |
| 5/03 - Arizona, 9-1 (at Hou - WP: C.Valdez; LP: Paulino) |
| 5/04 - Arizona, 1-0 (at Hou - WP: Kennedy; LP: Oswalt) |
| 5/05 - Houston, 4-2 (at Hou - WP: Lindstrom; LP: Gutierrez) |
| 5/06 - Arizona, 6-3 (at Hou - WP: Haren; LP: W.Rodriguez) |
| 9/03 - Arizona, 4-3 (at Ari - WP: Heilman; LP: W.Lopez) |
| 9/04 - Houston, 6-5 (at Ari - WP: Melancon; LP: Heilman) |
| 9/05 - Houston, 3-2 (at Ari - WP: Happ; LP: R.Lopez) |
| 2009 Meetings |
| 6/12 - Arizona, 8-1 (at Ari - WP: Haren; LP: Hampton) |
| 6/13 - Houston, 6-4 (at Ari - WP: Oswalt; LP: Garland) |
| 6/14 - Houston, 8-3 (at Ari - WP: Moehler; LP: Buckner) |
| 8/21 - Houston, 1-0 (at Hou - WP: Oswalt; LP: Petit) |
| 8/22 - Houston, 4-2 (at Hou - WP: Moehler; LP: Scherzer) |
| 8/23 - Arizona, 7-5 (at Hou - WP: Garland; LP: Norris) |
| 8/28 - Arizona, 14-7 (at Ari - WP: Scherzer; LP: Bazardo) |
| 8/29 - Arizona, 9-0 (at Ari - WP: Garland; LP: Norris) |
| 8/30 - Arizona, 4-3 (at Ari - WP: Haren; LP: W.Rodriguez) |
| Houston last five games |
Arizona last five games |
| 7/17 - L at San Diego, 2-8 |
7/17 - L at Cincinnati, 0-4 |
| 7/18 - L at San Diego, 4-8 |
7/18 - W at Cincinnati, 7-1 |
| 7/19 - L at San Diego, 0-1 |
7/19 - L at Cincinnati, 6-7 |
| 7/20 - L at Arizona, 8-13 |
7/20 - W vs. Houston, 13-8 |
| 7/21 - L at Arizona, 3-12 |
7/21 - W vs. Houston, 12-3 |