VIII
SDP wz 66 Grom
Assault Tank DestroyerThe SDP wz 66 Grom, a tier VIII premium Poland tank destroyer: its 3D model and photo mode, its armor with hull down and Optimize angling, its characteristics and modules, and the damage its marks of excellence need on EU, NA and ASIA.
Marks of excellence
Combined damage needed · updated 7 Nov 2026
1st mark · 65%
1,876
7 d +1928 d +48
2nd mark · 85%
2,725
7 d +2528 d +41
3rd mark · 95%
3,393
7 d +1928 d +59
100% · the best
3,916
7 d +1728 d +74
Range summary
10 Oct – 7 Nov 2026 · 29 days1st mark · 65%
Today 1,876: at its highest of these days
- Average
- 1,828
- Change
- +48
- Swing
- 76
2nd mark · 85%
Today 2,725: at its highest of these days
- Average
- 2,671
- Change
- +41
- Swing
- 92
3rd mark · 95%
Today 3,393: at its highest of these days
- Average
- 3,333
- Change
- +59
- Swing
- 101
100% · the best
Today 3,916: at its highest of these days
- Average
- 3,845
- Change
- +74
- Swing
- 121
A lowest or a highest shows its day on the chart while pointed at; a click keeps it there. The change runs from the first of these days to the last, the swing is the highest less the lowest.
Day by day
| Day | 1st mark | 2nd mark | 3rd mark | 100% |
|---|---|---|---|---|
| Sat 7 Nov | 1,876+7 | 2,725+4 | 3,393+3 | 3,916+6 |
| Fri 6 Nov | 1,869+6 | 2,721+8 | 3,390+12 | 3,910+10 |
| Thu 5 Nov | 1,863−1 | 2,713±0 | 3,378−3 | 3,900−4 |
| Wed 4 Nov | 1,864±0 | 2,713±0 | 3,381+3 | 3,904+10 |
| Tue 3 Nov | 1,864−3 | 2,713+3 | 3,378−6 | 3,894−11 |
| Mon 2 Nov | 1,867+5 | 2,710+4 | 3,384+6 | 3,905+4 |
| Sun 1 Nov | 1,862+5 | 2,706+6 | 3,378+4 | 3,901+2 |
| Sat 31 Oct | 1,857+6 | 2,700+6 | 3,374+9 | 3,899+5 |
| Fri 30 Oct | 1,851+6 | 2,694+9 | 3,365+9 | 3,894+10 |
| Thu 29 Oct | 1,845+7 | 2,685+6 | 3,356+9 | 3,884+10 |
| Wed 28 Oct | 1,838+5 | 2,679+4 | 3,347+5 | 3,874+8 |
| Tue 27 Oct | 1,833+15 | 2,675+18 | 3,342+24 | 3,866+33 |
| Mon 26 Oct | 1,818+10 | 2,657+12 | 3,318+9 | 3,833+16 |
| Sun 25 Oct | 1,808+8 | 2,645+12 | 3,309+12 | 3,817+12 |