The others laughed at the younger's dismay, having metal disks throw near their heads by the desk where they were helping Damian with his homework. They dug into the wall, and beeped, then caused a large soundwave, knocking them all onto their arses. The disk flew back to the teen, and he pulled off the glove of his costume, sliding the disk away as the three got up.
"You can't hit a kid in a wheelchair." He said as Dick walked over.
"Who said I was gonna hit you?" He violently tickled his younger brother, causing an eruption of laughter, summoning the demon that is Talia Al Ghul to enter the room.
"I thought I gave you three orders! NOW DO THEM!" She yelled, slamming the door shut.