This week, my Awesomenauts avatar is Sentry X-58 the spybot that's disguised as a phone booth. The downside to the disguise is that he's always getting calls in the midst of battle.
Sentry is all about tricks and traps. His default attack is to place floating mines for area control. He can also mark a place and teleport to it anytime; perfect for getting back into the action or when things get hairy. His coolest trick is the ability to fire a massive black hole that sucks enemies in before it explodes. Sentry's hard to play as, but if you get the hang of him, he's a trap master.
He's how he plays: