

Izzy Matthews is a Committee Back for Colorado State. Izzy's 2017 season ranks in the 0th percentile nationally by opponent-adjusted EPA per play across 133 plays — a developing rate for the RB.
Part of a rotation — contributes in a complementary role and keeps the featured back fresh.
| Wk | Opponent | Result | Opp SP+ | Car | Rush Yds | Avg | Rush TD | Rec | Rec Yds | Rec TD | EPA/play |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | vsColorado | L3-17 | 2.0 | 10 | 31 | 3.1 | 0 | — | — | — | 0.02 |
| 1 | vsOregon State | W58-27 | -12.6 | 9 | 28 | 3.1 | 1 | 1 | 7 | 0 | 0.02 |
| 2 | vsAbilene Christian | W38-10 | — | 12 |
Usage = share of team plays (CFBD has no true snap counts).
Car 10 · Rush Yds 30 · Avg 3.0 · Rush TD 0
| 89 |
| 7.4 |
| 0 |
| 3 |
| 34 |
| 1 |
| 0.50 |
| 3 | @Alabama | L23-41 | 33.5 | 16 | 47 | 2.9 | 0 | 3 | 47 | 0 | 0.01 |
| 5 | @Hawai'i | W51-21 | -19.7 | 9 | 95 | 10.6 | 2 | 1 | 7 | 0 | 0.79 |
| 6 | @Utah State | W27-14 | -3.3 | 20 | 84 | 4.2 | 1 | 1 | 19 | 0 | 0.07 |
| 7 | vsNevada | W44-42 | -16.4 | 10 | 40 | 4.0 | 1 | 2 | 4 | 0 | -0.00 |
| 8 | @New Mexico | W27-24 | -12.4 | 21 | 116 | 5.5 | 1 | 1 | 22 | 0 | 0.07 |
| 9 | vsAir Force | L28-45 | -11.0 | 4 | 12 | 3.0 | 1 | — | — | — | 0.24 |
| 10 | @Wyoming | L13-16 | -2.5 | 11 | 41 | 3.7 | 1 | — | — | — | 0.24 |
| 1 | vsMarshall | L28-31 | -4.5 | 10 | 30 | 3.0 | 0 | — | — | — | -0.04 |