I'll have Spy use the ready action; If she sees the villain nearest to the front of the bank fall for any reason, she'll begin to move in. Thinking of her family's financial situation, all the money that could be awaiting in the vault and all the heroes who are happy to help take down these would-be assailants, she will watch and wait for the right moment to move back in - if it comes.
Barring that, she will simply wait in the shadows, concealed.
Creature looks at Golden Drill, grimaces, and then his body transforms almost instantaneously into that of a tiger dressed in Creature's burgundy and yellow costume. The tiger pounces, attempting to bite the menace.
As he nears the group outside the Elias bank Bo-Po sees a familiar figure in battle with someone wearing metal plates and wielding a drill… a DRILL! “Why do these idiots always have some stupid gimmick?”he says under his breath. Reaching the pair, Bo-Po yells out. “Move over tiger-boy, and let the real men handle this.” He then attempts to pummel the other figure. “Hey, Mr. Drill’s A-Lot… Did you use that drill to cut your hair?”
1a- If the Attack is a HIT… Combat Superiority (Maneuvers, 1 Superiority Die): Goading Attack: Add 8 to the damage roll and target must make a WIS saving throw (DC 13). On failure, the target has disadvantage on all attack rolls against targets other than you until the end of your next turn.
Golden Drill sees the reinforcements show up and says, "Just Fuckin' great. More bozos showed up. This was supposed to be a simple fukin' job but no." The man swings his drill around and deflects both of Bo's punches away from himself. Your attacks didn't hit.
Raven bounds to the ground and quickly makes his way to the bank entrance. He sees a large man fighting with a tiger and another person. "Keep the big guy's attention, I'll stop them from entering the vault!"Raven targets one the gangers opening the vault.