Mandelblatt, Zach
Current rating: 1977 (#229)

Grand Prix Las Vegas 2019 (limited) (MH1 limited) starting rating: 1936
round table opponent (rating) result Δrating
2 128 Haynes, Derek (1488) Won 2-0 +101946
3 100 Rolfe-Maloney, Justin (1578) Won 2-0 +121958
4 43 Ruby, Mark (1737) Won 2-1 +141972
5 11 Cascante Marin, Paolo (1696) Won 2-0 +131985
6 21 Lu, Kevin (1582) Lost 1-2 -251960
7 57 Schrantz, Mac (1774) Lost 1-2 -211939
8 93 Bishop, Michael (1552) Won 2-1 +111950
9 39 Austria, Alfred (1563) Won 2-0 +111961
10 2044 Kennedy, Cory (1696) Won 2-1 +131974
11 2016 Dore, Maxime (1906) Lost 1-2 -191955
12 2104 Sosa, Adam (1611) Won 2-1 +121967
13 2009 Maxson, Gabriel (1773) Won 2-0 +151982
14 2102 Neal, Richard (1790) Lost 0-2 -221960
15 2049 Ling, Haoran (1875) Won 2-0 +171977
top average opponent: 1687record: 10-4 new rating: 1977

Grand Prix Las Vegas 2019 (modern) (modern) starting rating: 1951
round table opponent (rating) result Δrating
2 346 Martin, John (1560) Won 2-1 +111962
3 374 Beltran, Matthew (1655) Lost 0-2 -231939
4 459 Rioux, Zachary (1517) Won 2-1 +111950
5 214 Job, Jonathan (1799) Won 2-1 +151965
6 178 Saenz, Matthew (1523) Won 2-1 +101975
7 101 Dang, Nam (1524) Lost 1-2 -251950
8 155 Stevens, Kaleb (1536) Won 2-0 +111961
9 105 Dainotto, Gabriel (1571) Lost 0-2 -251936
top average opponent: 1586record: 5-3 new rating: 1936

Grand Prix Washington DC 2019 (MH1 limited) starting rating: 1958
round table opponent (rating) result Δrating
2 136 DeLange, Gregory (1524) Won 0-0 +111969
3 170 Garcia Rosas, Jose Daniel (1978) Lost 1-2 -181951
4 300 Swan, Brad (1666) Lost 1-2 -231928
5 381 Lebert, Victor (1476) Won 2-1 +101938
6 261 Heard, Timothy (1518) Won 2-0 +111949
7 171 Flory, Shane (1536) Won 2-0 +111960
8 162 Traynor, Kieron (1555) Won 2-0 +111971
9 89 Rinehart-Jones, Charlie (1804) Lost 0-2 -211950
10 25 McCord, Christopher (1475) Won 2-0 +101960
11 24 Potter, Ryan (1556) Won 2-1 +111971
12 24 Tardif, David (1741) Won 2-0 +141985
13 33 Pearlman, Steven (1609) Won 2-1 +111996
14 34 Sadowsky, Joel (1815) Lost 1-2 -211975
15 29 Riker, Thomas (1663) Lost 0-2 -241951
top average opponent: 1637record: 9-5 new rating: 1951

Grand Prix Oakland 2019 (modern) starting rating: 1983
round table opponent (rating) result Δrating
2 168 Brightwell, Bret (1518) Won 2-0 +101993
3 52 Younes, Amin (1797) Won 2-0 +152008
4 81 Gutierrez, Steven (1613) Lost 1-2 -251983
5 217 Ortiz, Michael (1535) Lost 0-2 -261957
6 254 Rowe, John (1625) Won 2-1 +121969
7 103 Bauer, Ben (1501) Lost 0-2 -261943
8 205 Wang, Wilson (1760) Won 2-1 +151958
top average opponent: 1621record: 4-3 new rating: 1958

Grand Prix Sacramento 2018 (M19 limited) starting rating: 1993
round table opponent (rating) result Δrating
2 286 Cassil, Brian (1518) Won 2-1 +102003
3 73 Gordy, Chris (1683) Won 2-1 +122015
4 27 Cole, Daniel (1649) Won 2-0 +122027
5 26 O'Neill, Chris (1502) Won 2-0 +92036
6 20 Genova, Daniel (1651) Lost 1-2 -242012
7 26 Farris, Billy (1750) Won 2-1 +132025
8 46 Galstian, Tom (1647) Lost 1-2 -252000
9 69 De Silva, Travis (1870) Won 2-1 +162016
10 97 Davalos, Dante (1798) Won 2-1 +142030
11 74 St-Julien, Christen (1704) Lost 1-2 -242006
12 87 Riecks, Matthew (1717) Lost 1-2 -231983
top average opponent: 1681record: 7-4 new rating: 1983

Grand Prix Las Vegas 2018 (limited) (DOM limited) starting rating: 1897
round table opponent (rating) result Δrating
2 62 Slaton, Hunter (1817) Won 2-1 +161913
3 414 Austria, Alfred (1460) Won 2-0 +101923
4 23 Candreva, Christopher (1731) Won 2-1 +151938
5 104 Suh, Steven (1638) Won 2-1 +131951
6 2 Shipley, Harry (1565) Lost 0-2 -251926
7 134 Nettles, Logan (1937) Won 2-1 +181944
8 80 Clausen, Jonah (1658) Won 2-0 +131957
9 48 Ramirez Sanchez, Emmanuel (1969) Lost 0-2 -181939
10 5011 Wilson, Andrew (1546) Won 2-1 +111950
11 5081 Szylman, Dariusz (1731) Won 2-0 +151965
12 5076 Fagan, Christian (1622) Won 2-0 +121977
13 5005 Swarowski, Robert (1969) Won 2-1 +171994
14 5005 Kanegawa, Toshiya (1902) Won 2-1 +172011
15 5004 Garcia Rosas, Jose Daniel (2032) Lost 1-2 -181993
top average opponent: 1756record: 11-3 new rating: 1993

Grand Prix Las Vegas 2018 (modern) (modern) starting rating: 1910
round table opponent (rating) result Δrating
2 80 Snyder, Michael (1763) Won 2-0 +151925
3 316 Bernat, Michael (1984) Lost 1-2 -171908
4 659 Birberick, Richie (1518) Won 2-0 +111919
5 320 Green, Paul (1714) Won 2-1 +151934
6 195 Herrera, Christopher 288 (1544) Lost 0-2 -251909
7 207 Duke, Reid (2239) Lost 1-2 -121897
top average opponent: 1794record: 3-3 new rating: 1897

Grand Prix Portland 2017 (XLN standard) starting rating: 1859
round table opponent (rating) result Δrating
1 35 Albee, Cameron (1393) Won 2-0 +101869
2 251 Jameson, Aeden (1527) Won 2-0 +121881
3 247 Sendaydiego, Curt (1556) Lost 0-2 -231858
4 288 Miller, Drew (1470) Won 2-0 +111869
5 271 Bostic, Gabriel (1536) Won 2-1 +121881
6 134 Centauri, Eric (1789) Draw 1-1 -21879
7 120 Tabrizi, Shawn (1834) Won 2-0 +171896
8 64 Yueh, Edward (1582) Won 2-1 +131909
9 38 Pastorinni, Luckas (1730) Won 2-0 +151924
10 22 Frigon, Luke (1810) Lost 0-2 -201904
11 62 Caudill, Eddie (1988) Lost 1-2 -171887
12 100 Byun, Chong (1700) Won 2-0 +151902
13 66 Lam, Tony (Nghia) (1783) Lost 0-2 -201882
14 101 Bear, James (1655) Won 2-1 +141896
15 72 Kitay, Kenneth (1674) Won 2-0 +141910
top average opponent: 1668record: 10-4-1 new rating: 1910

Grand Prix Las Vegas 2017 (modern) (modern) starting rating: 1756
round table opponent (rating) result Δrating
1 144 Carlsen, Sean (1533) Won 2-0 +141770
2 126 Tashjian, Karl (1587) Won 2-1 +141784
3 719 Petree, Thomas (1454) Lost 1-2 -241760
4 689 Johnson, Mark (1594) Won 2-1 +151775
5 552 Cummings, Brandon (1585) Won 2-0 +151790
6 391 Muller, Martin (2118) Lost 0-2 -121778
7 564 Cua, Paolo (1753) Won 2-0 +171795
8 460 Machado, Thiago (1594) Won 2-0 +151810
9 268 ReCasino, Matthew (1626) Lost 0-2 -221788
10 308 Kelterbaum, Richard (1351) Won 2-1 +111799
11 233 Sinnott, Timothy (1658) Won 2-1 +151814
12 115 Reeves, Dusty (1733) Won 2-1 +171831
13 102 Servantes, Lucas (1535) Won 2-0 +131844
14 67 Manfield, Seth (1912) Draw 1-1 +11845
15 71 McCallum, Daniel (1645) Won 2-1 +141859
top average opponent: 1645record: 11-3-1 new rating: 1859

Grand Prix Denver 2016 (KLD standard) starting rating: 1798
round table opponent (rating) result Δrating
2 170 Miller, Adam (1444) Won 2-1 +121810
3 308 Jensen, Nicholas (1794) Won 2-1 +181828
4 173 Hard, Matt (1552) Lost 0-2 -231805
5 286 Cassels, Iain (1581) Lost 0-0 -221783
6 400 Porter, Michael (1535) Won 2-0 +141797
7 287 Dye, Justin (1550) Lost 0-2 -231774
8 388 Lewis, Josh (1489) Won 2-1 +131787
9 204 McClelon, Robert (1521) Won 2-0 +131800
10 131 Gurrola, Elliott (1576) Lost 0-2 -221778
11 196 Diesel, John (1510) Lost 1-2 -221756
top average opponent: 1555record: 5-5 new rating: 1756

Grand Prix Dallas-Fort Worth 2016 (modern) starting rating: 1740
round table opponent (rating) result Δrating
2 439 Slavtcheff, Jonathon (1518) Won 2-0 +141754
3 124 Sala, Ryan (1813) Won 2-0 +191773
4 102 Gellert, Kyle (1686) Lost 0-2 -191754
5 126 Burica, Matthew (1510) Lost 1-2 -231731
6 359 Cordeiro, David (1565) Won 2-0 +151746
7 258 Dinnis, Nik (1521) Won 2-1 +141760
8 185 Ballew, Trey (1620) Won 2-1 +161776
9 120 Velez, Oscar (1467) Won 2-0 +121788
10 32 Buenrostro, Jesus (1821) Won 2-1 +191807
11 71 Crouch, James (1622) Won 2-0 +151822
12 42 Lin, David (1931) Won 2-1 +201842
13 8 Houston, Zane (1673) Draw 1-1 -31839
14 16 Hall, Daniel (1737) Lost 1-2 -201819
15 39 Le, Tony (1694) Lost 1-2 -211798
top average opponent: 1656record: 9-4-1 new rating: 1798

Grand Prix Los Angeles 2016 (modern) starting rating: 1774
round table opponent (rating) result Δrating
3 264 Pashby, Gregrey (1492) Won 2-0 +131787
4 93 Weil, Alan (1460) Won 2-1 +121799
5 26 Waxer, Nathan (1894) Won 2-0 +201819
6 6 Nelson, Evan (1821) Lost 0-2 -181801
7 90 Sloan, Shawn (1707) Lost 0-2 -201781
8 206 Wilmoth, Jonas (1565) Lost 0-2 -221759
9 336 Yoo, Bradley (1716) Lost 1-2 -191740
top average opponent: 1665record: 3-4 new rating: 1740

Grand Prix Oakland 2016 (BFZ standard) starting rating: 1680
round table opponent (rating) result Δrating
3 160 Parise, Brett (1470) Won 2-1 +141694
4 115 Yoo, Eric (1588) Lost 1-2 -201674
5 353 Hollis, Jamey (1537) Won 2-0 +161690
6 88 Stone, Jeffrey (1615) Won 2-0 +171707
7 112 Stern, Jon (1925) Won 2-1 +211728
8 70 Hanks, Skyler (1616) Lost 0-2 -201708
9 149 Edelson, Jordan (1579) Won 2-1 +161724
10 88 Duron, Jordan (1722) Draw 1-1 01724
11 70 Gardiner, Grant (1583) Won 2-0 +151739
12 36 Smith, Chris [CAN] (1577) Won 2-0 +161755
13 23 Hwang, Eugene (2012) Won 2-1 +221777
14 17 Boncher, Andrew (1691) Lost 0-2 -191758
15 33 Alter, Scott (1646) Won 2-0 +161774
top average opponent: 1659record: 9-3-1 new rating: 1774

Grand Prix San Diego 2015 (ORI standard) starting rating: 1705
round table opponent (rating) result Δrating
3 108 Kornacki, Leon (1527) Won 2-0 +151720
4 35 Slutsky, Simon (1533) Lost 1-2 -211699
5 293 Guzman, Sergio (1538) Won 2-0 +151714
6 60 Hwang, Eugene (2042) Lost 0-2 -121702
7 285 Ryan, Matt V (1508) Lost 0-2 -221680
top average opponent: 1629record: 2-3 new rating: 1680

Pro Tour Magic Origins (ORI standard) starting rating: 1669
round table opponent (rating) result Δrating
1 79 Batista de Melo, Mateus (1681) Won 2-0 +181687
2 164 Neirynck, Branco (2048) Won 2-0 +241711
3 20 Lipp, Scott (2107) Lost 0-2 -111700
4 59 Magalhaes, Edgar (1980) Lost 1-2 -131687
5 84 Fujita, Kenichi (1869) Won 2-1 +211708
6 84 Fogle, Jack (1930) Won 2-0 +221730
7 41 Cecchetti, Daniel (1909) Lost 0-2 -141716
8 74 Tom, Kar Yung (1793) Lost 1-2 -171699
9 9 Usui, Syou (1639) Lost 0-2 -191680
10 40 Orange, Gregory (2016) Lost 0-2 -121668
11 116 Dosimont, Amand (1749) Lost 1-2 -171651
12 117 Satake, Yukihiro (1695) Won 2-1 +191670
13 111 Ruiz Martin, Daniel (1671) Won 2-0 +181688
14 99 Hendrickson, Mark (1727) Won 2-0 +191707
15 74 Blanchet, Eric (1679) Lost 0-2 -191688
16 81 Jones, Anders (1636) Won 2-0 +171705
top average opponent: 1820record: 8-8 new rating: 1705

Grand Prix Miami 2015 (FRF standard) starting rating: 1711
round table opponent (rating) result Δrating
3 160 Yurchick, Adam (1883) Lost 0-2 -151696
4 218 Payne, Austin (1465) Lost 0-2 -221674
5 481 Milanes, Eddie (1501) Won 2-1 +151689
6 346 Lomangino, Stephen (1557) Lost 0-2 -201669
top average opponent: 1601record: 1-3 new rating: 1669

Grand Prix Denver 2015 (KTK standard) starting rating: 1603
round table opponent (rating) result Δrating
2 53 Akers, Troy (1518) Won 2-0 +171620
3 32 Daniel, David (1761) Won 2-0 +201640
4 65 Turtenwald, Owen (2110) Won 2-1 +261666
5 14 Smith, Nathaniel (1659) Lost 0-2 -181648
6 153 Glenn, Marcus (1499) Lost 0-2 -211627
7 152 Crawley, Jeremy (1555) Won 2-0 +171644
8 183 Miller, Ty (1468) Won 2-0 +151659
9 89 Morgan, Ryan (1616) Won 2-0 +171676
10 40 Trinkaus, Andrew (1597) Won 2-0 +171693
11 26 Nguyen, Joey (1658) Won 2-0 +171710
12 28 Kudva, Vikram (1709) Lost 0-2 -181692
13 25 Ogreenc, Greg (1703) Lost 1-2 -181674
14 58 Jephson, Wiley (1821) Won 2-0 +211695
15 33 McDougall, Logan (1616) Won 2-1 +161711
top average opponent: 1664record: 10-4 new rating: 1711

Grand Prix Los Angeles 2014 (KTK standard) starting rating: 1566
round table opponent (rating) result Δrating
2 10 De La Torre, Bryan (1802) Won 2-1 +221588
3 61 Pei, Joseph (1729) Lost 1-2 -161572
4 260 Yan, David (1524) Won 2-0 +181590
5 288 Molt, Eric (1511) Won 2-0 +161606
6 190 Raniga, Jitesh (1584) Won 2-1 +181624
7 70 Lowe, Chris (1515) Lost 1-2 -201604
8 156 Koenig, Ryan (1541) Lost 0-2 -191585
9 193 Zuniga, Michael (1608) Won 2-0 +181603
top average opponent: 1602record: 5-3 new rating: 1603

Grand Prix Salt Lake City 2014 (M15 limited) starting rating: 1606
round table opponent (rating) result Δrating
3 104 Silsby, Erik (1510) Won 2-1 +161622
4 95 Teran, Cory (1573) Lost 0-2 -191603
5 176 Heymering, Matthew (1620) Lost 0-2 -171586
6 160 Goller, Thomas (1484) Lost 1-2 -201566
top average opponent: 1547record: 1-3 new rating: 1566

Grand Prix Chicago 2014 (JOU standard) starting rating: 1589
round table opponent (rating) result Δrating
3 2 Nelms, Andrew (1644) Lost 0-2 -171572
4 137 Kotscharjan, Greg (1547) Lost 0-2 -191553
5 251 Dionesotes, Mike (1499) Won 0-0 +171570
6 185 Cordy, Preston (1745) Won 2-0 +211591
7 173 Courtade, Brian (1506) Won 2-0 +171608
8 93 Semeyn, Jonathan (1557) Won 2-1 +171625
9 50 Banys, Ryan (1571) Lost 1-2 -191606
top average opponent: 1581record: 4-3 new rating: 1606

Grand Prix Atlanta 2014 (JOU limited) starting rating: 1611
round table opponent (rating) result Δrating
3 301 Young, Levi (1536) Lost 1-2 -191592
4 583 Fyfe, Max (1550) Won 2-0 +171609
5 414 Lalague, Marc (1668) Lost 1-2 -171592
6 486 McCravy, Samuel (1524) Won 2-0 +171609
7 354 Miller, Andrew (1620) Won 2-1 +181627
8 312 Crotts, Caleb (1562) Lost 1-2 -191608
9 371 Barnard, Ryeland (1541) Lost 1-2 -191589
top average opponent: 1572record: 3-4 new rating: 1589

Grand Prix Phoenix 2014 (BNG standard) starting rating: 1582
round table opponent (rating) result Δrating
2 49 Abong, Jason (1562) Won 2-0 +181600
3 49 Kunkel, Charles (1500) Won 2-1 +161616
4 49 Nix, Robert (1512) Won 2-0 +161632
5 49 Gil, Nick (1570) Lost 0-2 -191613
6 49 Sampson, Joshua (1637) Lost 0-2 -181595
7 49 Polo, Dylan (1533) Lost 0-2 -191576
8 49 Parker, Robert L (1522) Won 2-0 +171593
9 49 MacDonald, Justin (1595) Won 2-0 +181611
top average opponent: 1554record: 5-3 new rating: 1611

Grand Prix Sacramento 2014 (THS limited) starting rating: 1500
round table opponent (rating) result Δrating
1 184 Parker, Kevin (1652) Won 2-1 +211521
2 108 Laffitte, Jorge (1518) Won 2-0 +181539
3 53 Contino, Jimmy (1498) Won 2-1 +171556
4 92 Baker, Chris (1616) Won 2-1 +191575
5 51 Ochoa, David (1848) Won 2-0 +231598
6 2 Bange, Zachary (1623) Won 2-1 +181616
7 14 Ayers, Nate (1627) Won 2-0 +191635
8 3 Hertz, Michael (1538) Lost 0-2 -201615
9 13 Moulton, Jesse (1742) Lost 0-2 -161599
10 99 Campusano, Eric (1695) Lost 0-2 -161583
11 28 Lazarus, Jeremy (1566) Won 2-0 +181601
12 33 Kiehn, Damon (1566) Lost 1-2 -191582
top average opponent: 1624record: 8-4 new rating: 1582