In the next few months heroes were being continuously killed by squads of Villains. In fact, I prefer powers that lend themselves to tight spaces.

This means that windows randomly smash because of rogue psi-pulses, he has trouble keeping his feet on the ground and he keeps getting jerks in his muscles that cause him to snap pencils or punch through walls. For example, in a human fight one combatant may be a black belt and the other one very skilled with a whip.

None is a tangible technological achievement. Now you start thinking like a merchant.