Round 1 is pure H2H. Here are some feats for both:

Fusco vs Simmons (note that Simmons held his own for a bit against John Reese in an earlier episode).
Fusco doing not that bad against a drunk Reese.

Heatwave, Captain Cold and White Canary in a bar fight
Heatwave vs Sara Lance, who was close to dying (for the nth time) a few minutes prior.
Heatwave and Captain Cold taking on some mobsters without their weapons

Round 2: Both have their usual weapons