Izaiyah Nelson became the first player in American Conference history to win Player of the Year, Defensive Player of the Year, and Newcomer of the Year in the same season, and he did it in his lone year at South Florida after three seasons at Arkansas State, following coach Bryan Hodgson from the Sun Belt to the AAC. He was one of only three players invited to the 2026 NBA combine from outside the power conferences. At 6'9" with a 7'3" wingspan and a 9'0.5" standing reach, Nelson is long, plays well above the rim in games, and earned the combine invite through a standout Portsmouth showing. The measured athleticism is more modest than the highlight reel (a 32-inch vertical at Portsmouth), the offense is built on play-finishing and second-chance scoring rather than creation, and the outside shot is non-existent. The scouting consensus is the honest frame: teams can look past the offensive limitations because of what he does with his athleticism and length at both ends.
Izaiyah Nelson spent three years at Arkansas State, earning Third-Team All-Sun Belt as a junior, then followed coach Bryan Hodgson to South Florida and averaged 15.9 points and 9.6 rebounds with 48 blocks and 56 steals (1.4 and 1.6 per game) while leading the conference in rebounding and field goal percentage. He is the first USF player at the NBA combine since Dominique Jones went 25th overall in 2010. His draft case rose late, but he was not an unknown: he was a decorated mid-major veteran whose Portsmouth Invitational showing (59.1% FG, 10.3 points, 3.7 rebounds, 2.3 steals, 2.0 blocks) earned the combine invite and put him in rooms with players from the power conferences. He belongs there. The competition discount is real and the offensive base is narrow. But a 6'9" forward with a 7'3" wingspan who generates blocks and steals at his rate is the profile NBA teams spend second-round picks on.
Name: Izaiyah Nelson
Badge Tier: Bronze
Team: South Florida Bulls (American Conference)
Position: PF/C
Draft Age: 22.73 (Born October 1, 2003)
Height/Weight: 6'9" · 219 lbs (Portsmouth)
Wingspan: 7'3" · Standing Reach: 9'0.5" (Portsmouth)
Vertical: 32" · Sprint: 3.235s (Portsmouth)
2025-26 Season Stats (South Florida):
15.9 PPG · 9.6 RPG · 1.4 BPG · 1.6 SPG · 18 double-doubles
56.1% FG (led American Conference) · non-existent 3PT · ~72.5% FT
48 blocks · 56 steals (season totals)
Honors: American Conference Player of the Year, Defensive Player of the Year, and Newcomer of the Year (first in conference history to sweep all three) · unanimous First-Team All-Conference · Third-Team All-Sun Belt (2025, Arkansas State)
Career: Arkansas State (2022-25) to South Florida (2025-26)
Combine: One of 73 invitees to the 2026 NBA combine and one of only three from outside the power conferences; invite earned through Portsmouth. First USF combine invitee since Dominique Jones (25th overall, 2010).
Senior with no eligibility. Second-round projection.
Nelson's spatial awareness is athleticism-driven and position-specific. He reads lob timing, putback windows, and shot-blocking opportunities with genuine instinct. His 18 double-doubles reflect spatial anticipation of shot trajectories; he positions for rebounds through reading rather than just outrunning opponents. His defensive spatial awareness is the more advanced piece: his blocks and steals reflect a player who reads offensive intentions early and positions to disrupt through spatial understanding rather than pure reactivity. The limitation is half-court offensive processing, since his role at Arkansas State and USF never required him to read complex set actions, so the evidence base there is thin.
Fits best in pace-and-space systems that use him as a lob-catcher, rim protector, and energy rebounder without requiring complex half-court reads. His combination of blocks and steals, rare for a big, gives him defensive versatility that fits modern NBA schemes. Best fit is a depth piece on a contending team that needs energy, rebounding, and defensive disruption without high offensive demands. The competition discount is the primary fit concern: his entire career was at the mid-major level, the Sun Belt and then the AAC, but his tools translated at Portsmouth against power-conference competition, which is an encouraging data point.
Nelson's defining NBA attribute is the combination of blocks and steals, 48 and 56 on the season (1.4 and 1.6 per game), which reflects versatility across defensive positions rather than pure rim protection. At 6'9" with a 7'3" wingspan and a 9'0.5" reach, he has the physical tools to protect the rim and contest on the perimeter, and the steal rate is genuinely high for a big. His Portsmouth performance (2.3 SPG, 2.0 BPG across three games against better competition) validated that the defensive production travels. The honest limitation is that his measured athleticism is modest (a 32-inch vertical), so the question is whether the in-game explosiveness holds up against NBA-level athletes rather than the testing suggesting it will.
Currently tracks as an energy big whose value is built on dual-position defensive disruption and athleticism rather than offensive creation. The drift question is whether his offensive skill set develops enough at the NBA level to expand his role beyond a pure energy piece. His 15.9 PPG suggests offensive capability, but it came against mid-major competition and leaned heavily on lobs, putbacks, and rim finishes. If he develops consistent interior finishing and some face-up awareness, he drifts toward a versatile defensive big; if not, he projects as a high-motor energy piece whose floor is useful but narrow. What stabilizes him is the length, the dual defensive production, and the motor; what defines his range is the competition discount and whether any offense translates.
Moderate to high risk, driven by the competition discount. His entire career was mid-major, three years in the Sun Belt at Arkansas State and then the AAC at USF, neither of which is Big Ten or SEC competition, and his numbers against power-conference opponents at Portsmouth were a better data point than his season stats. His physical tools and motor are real; the question is whether the production translates against NBA-level athletes. No behavioral flags. Senior with no eligibility remaining.
The trajectory from a mid-major prospect to an NBA combine invite reflects a player who prepared professionally and seized every opportunity. He bought in deeply enough to follow coach Bryan Hodgson from Arkansas State to South Florida, a multi-year relationship that speaks to coachability, and then delivered the best season of his career under him. His 59.1% efficiency at Portsmouth reflects the shot selection discipline his coaching instilled. Hodgson's system valued defensive versatility, and Nelson absorbed and executed those responsibilities across a full season, one that ended with South Florida's first NCAA Tournament berth since 2012 and a program-record-tying 25 wins. Hodgson was named the conference's Coach of the Year.
Interior-focused and efficient within his role. His best shots come from lob catches, interior finishes, and putbacks, and he is an elite finisher at the rim (around 71% on half-court rim attempts per Synergy, with 29 dunks). His 15.9 PPG reflected a player who took high-percentage looks without overreaching into creation, which is why he led the conference in field goal percentage. There is no reliable perimeter shooting evidence. His offensive ceiling at the NBA level depends on whether his short-roll reads and any face-up game develop beyond what his college role asked of him.
Nelson's cognitive profile is defensive-first and physically expressed. His blocks-and-steals combination reflects genuine anticipatory processing; he reads offensive intentions, positions to disrupt, and executes at the right moment rather than gambling. His Portsmouth performance validated that this defensive processing transfers to better competition. Offensively his processing is role-honest and conservative: he takes what the defense gives him, finishes high-percentage looks, and does not overreach. The cognitive ceiling is a high-IQ energy big whose defensive reads translate immediately and whose offensive processing develops only as far as his role expands.
Athletic dual-threat defensive big with an energy-first identity. Projects as a backup energy forward whose blocks and steals production from a mid-major background earns him a professional opportunity. His path, three years at Arkansas State, a breakout senior year at South Florida, then a Portsmouth showing that earned a combine invite, is itself the archetype: an overlooked physical prospect who proved his tools translated through the pre-draft circuit.
Nelson's Jazz score is athleticism-driven and authentic. His 48 blocks and 56 steals in the same season are Jazz Module expression in their purest defensive form: off-plan disruptions generated through anticipation, positioning, and physical tools that no defensive scheme can fully design. He creates turnovers and altered shots in situations the original coverage never anticipated, through instinct and effort. His offensive Jazz expression is limited to putbacks and lob-catching instincts. Jazz Neutral trending Positive through dual defensive disruption.
Nerlens Noel The most defensible functional comp. Noel built his NBA value through the same dual threat defensive identity Nelson displays: rim protection through length and athleticism alongside active hands and steals production. Both are athletic bigs whose primary value is disrupting opponents at multiple levels without needing offensive creation. The blocks and steals combination, lob-catching ability, and career built entirely through defensive tools are the closest available functional parallels to what Nelson projects.
Jarred Vanderbilt The most specific athletic archetype parallel. Vanderbilt built a legitimate NBA role through exactly the combination Nelson projects: elite athleticism, motor, energy, and the ability to impact winning without needing plays called for him. Both are bigs whose value comes from optimizing every ounce of physicality and length rather than offensive creation. The "does all the dirty work" identity and athletic defensive presence are the closest available style parallels.
Amir Johnson The honest physical and career arc floor. Johnson was 6'9" and 220 pounds, an essentially identical physical profile to Nelson, and built a 12-year NBA career through athleticism, motor, rim running, and lob-catching without needing to be a featured scorer or creator. If Nelson's physical tools and energy translate but the dual threat defensive identity doesn't fully materialize at the next level, Johnson represents the realistic long-term outcome: a valued energy piece who earns minutes through effort and physicality alone.