Short browser games for the wait before a match — and beyond. Rankings are just for fun, no prizes.

• Last-hit trainer

  A wave of minions and a fixed, delayed attack. Click so that your hit lands the killing blow. For MOBA players.

  Play

• Reflex trainer

  A 30-second warm-up: hit the targets before they vanish. For FPS players.

  Play

• Connect Four

  Line up four discs before the bot does. Three difficulty levels.

  Play