Hideout upgrade, Gym required.
Unlocked
A single sparring ring is unlocked when a gang member finds the Vigilante's Mask.
Buy text in the Gang Stash screen:
Challenge your gangmates for pride and physical training
Uses
Watch the sparring ring:
Nobody's waiting in the sparring ring. Must've emptied out.
or
<gang member> circles around the sparring ring, waiting for someone to challenge him. The big board shows <gang member>'s record at <number> abdication.
or
You circle around the sparring ring, waiting for someone to challenge your <number> win.
Enter the sparring ring (1 Energy):
Nobody's waiting in the sparring ring. Must've emptied out.
You enter the ring. You're the first person to practice in this sparring ring. I guess that makes you the winner.
Either way, you get a pretty good workout.
or
<gang member> circles around the sparring ring, waiting for someone to challenge him. The big board shows <gang member>'s record at one abdication.
You enter the ring. <gang member> is faster and stronger than you. You drag the match out as long as you can, but there's never an opening.
<gang member> manages to defeat you for win number <number>.
(gain 2-6 XP and/or techniques - scales with your stats?)
or
You enter the ring. <gang member> is strong, but you're faster. You dance around him until you can get in a few good jabs and take him down to the mat.
You dethrone <gang member> and do a victory lap.
(gain 7 XP and/or techniques)
or
You enter the ring. <gang member>is strong, but you're stronger. <gang member>is fast, but you're faster. You take him down and soak in the cheers.
You dethrone <gang member> and do a victory lap.
or
circles around the sparring ring, waiting for someone to challenge them. The big board shows 's record at one win.
You enter the ring. You're the first person in awhile to practice in this sparring ring. I guess that makes you the winner.
If you've used it 5 times today (or perhaps lost five times today?) - you can fight 5 times in each hideout location each day:
You've sparred enough here today. It's probably time to look for new challenges.
Possible Techniques Learned
(needs testing whether it relates to win, loss, stronger, faster…)
beatdown
brutality
dirty trick
dive for cover
lash out
parry
power strike
punch