Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 KäPa | 9 | 4 | 2 | 3 | 1 | 0 | 2 | 0 |
 SJK Akatemia | 6 | 4 | 1 | 1 | 2 | 0 | 3 | 0 |
 PK-35 | 6 | 3 | 1 | 2 | 0 | 0 | 2 | 0 |
 TPS | 4 | 3 | 0 | 1 | 0 | 0 | 0 | 0 |
 Klubi-04 | 4 | 0 | 1 | 3 | 0 | 0 | 2 | 0 |
 SalPa | 4 | 3 | 1 | 0 | 0 | 0 | 3 | 0 |
 JäPS | 4 | 1 | 3 | 0 | 0 | 0 | 0 | 0 |
 PKKU | 4 | 1 | 1 | 2 | 0 | 0 | 0 | 0 |
 EIF | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 |
 Atlantis | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 |
 Lahti | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 0 |
 KTP | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
| JIPPO | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 |
 HIFK | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 KuPS | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 RoPS | 2 | 2 | 0 | 0 | 0 | 0 | 1 | 0 |
 Jaro | 2 | 0 | 0 | 2 | 0 | 0 | 1 | 0 |
 MP | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Kiffen | 2 | 1 | 1 | 0 | 0 | 0 | 1 | 0 |
 Mariehamn | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 France U17 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
 Poland U17 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Luxembourg U17 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Lassi Forss plays as a defender for JIPPO. Lassi Forss has scored 7 goals in 101 professional appearances across 2 clubs. A commanding presence at the back, Lassi Forss has made 101 career appearances, contributing 7 goals from defensive positions. Among the clubs he has represented — JIPPO, Reipas — Lassi Forss was most prolific at Reipas, where he scored 4 goals in 68 appearances.
