

Marlon Mack is a 2-year Pass-Catching Back for South Florida. Marlon's 2016 season ranks in the 85th percentile nationally by opponent-adjusted EPA per play across 187 plays — a above-average rate for the RB.
Third-down weapon out of the backfield. Routes, hands, and separation in coverage define this role as much as rushing.
Players from 2014–2024 matched on EPA efficiency, play volume, and adjusted value tier — not just one metric.
| Player | Team | Yr | Plays | WEPA/play | Line val | Total EPA |
|---|---|---|---|---|---|---|
| Travis Etienne | Clemson | 2019 | 213 | 0.470 | 4.7 | 100.1 |
| Clyde Edwards-Helaire | LSU | 2019 | 216 | 0.490 | 5.0 | 105.8 |
| Saquon Barkley | Penn State | 2017 | 240 | 0.410 | 5.2 | 98.4 |
| Nick Wilson | Arizona | 2014 | 250 | 0.410 | 5.2 | 102.5 |
| Tyjae Spears | Tulane | 2022 | 234 | 0.450 | 5.7 | 105.3 |
Comps are statistical — efficiency, volume, and value tier all factor in. Style and conference context differ.
| Wk | Opponent | Result | Opp SP+ | Car | Rush Yds | Avg | Rush TD | Rec | Rec Yds | Rec TD | EPA/play |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | vsTowson | W56-20 | — | 9 | 58 | 6.4 | 1 | — | — | — | 0.20 |
| 3 | @Syracuse | W45-20 | -2.7 | 9 | 115 | 12.8 | 2 | 1 | 8 | 0 | 0.64 |
| 4 | vsFlorida State | L35-55 | 24.0 | 12 |
Usage = share of team plays (CFBD has no true snap counts).
| Season | Team | Line value | WEPA/play | YoY Δ | Total EPA |
|---|---|---|---|---|---|
| 2015 | South Florida | 2.9 | 0.310 | — | 61.1 |
| 2016 | South Florida | 3.5 | 0.440 | +0.13 | 68.6 |
Chart shows per-game EPA (bars) and rolling 5-game average (line). Season breaks marked with dashed lines. Line value = est. points over replacement per game.
Car 13 · Rush Yds 50 · Avg 3.8 · Rush TD 0
| 42 |
| 3.5 |
| 1 |
| — |
| — |
| — |
| 0.09 |
| 5 | @Cincinnati | W45-20 | -3.6 | 20 | 118 | 5.9 | 2 | — | — | — | 0.17 |
| 6 | vsEast Carolina | W38-22 | -9.0 | 18 | 152 | 8.4 | 2 | 3 | 5 | 0 | 0.02 |
| 7 | vsUConn | W42-27 | -11.6 | 16 | 107 | 6.7 | 1 | 6 | 75 | 0 | 0.46 |
| 8 | @Temple | L30-46 | 11.9 | 13 | 67 | 5.2 | 1 | 3 | 33 | 0 | 0.27 |
| 9 | vsNavy | W52-45 | 6.8 | 11 | 125 | 11.4 | 1 | 3 | 25 | 0 | 0.61 |
| 11 | @Memphis | W49-42 | 7.7 | 15 | 69 | 4.6 | 1 | 9 | 61 | 0 | 0.32 |
| 12 | @SMU | W35-27 | -10.8 | 18 | 129 | 7.2 | 1 | — | — | — | 0.13 |
| 13 | vsUCF | W48-31 | -2.2 | 20 | 155 | 7.8 | 2 | 1 | 8 | 0 | — |
| 1 | vsSouth Carolina | W46-39 | -4.0 | 13 | 50 | 3.8 | 0 | 2 | 12 | 0 | -0.20 |