pub struct T1Roster {
    pub curry_agent: Option<String>,
    pub thwifo_agent: Option<String>,
    pub steel_agent: String,
    pub seven_agent: Option<String>,
    pub pwny_agent: Option<String>,
}

fn main() {
    let t1_vs_ue_roster = T1Roster {
        curry_agent: None,
        thwifo_agent: None,
        steel_agent: "Chamber".to_string(),
        seven_agent: None,
        pwny_agent: None
    };

    if t1_vs_ue_roster.steel_agent == "Chamber".to_string() {
        println!("{}", true)
    }
    else {
        println!("{}", false)
    }
}

a bit cleaner

#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include <time.h>

struct Player {
    //TODO: Everything else
    bool isChamber;
};

int main() {
    struct Player steel;
    srand(time(0));
    steel.isChamber = rand() % 2 == 0;
    printf(steel.isChamber ? "Win.\n" : "Lose.\n");
}