One of the biggest ones that still classifies as small?

I want a power that if someone looks at my back I die but in return if someone looks at their back, they die and pass it on to the next user.

I'd take perfect aim when throwing something. You always hit the garbage can, you're unstoppable playing darts. You never miss flinging a playing card at your friends.

Weak earth-bending. Like just enough to like dig garden furrows or build sand castles. Even at the same speed that it would take with hand tools it would be pretty fun to mess around with.

The ability to sneeze and get the relief even if the feeling fades.

I could save so much time if I could tell how much voltage is in a circuit just by touching it

Drawing sth in a way that explains a picture I have in my brain in a very short timeframe.