Ben Kenobi, Desert Hermit

At the beginning of combat on your turn, put a +1/+1 counter on another creature you control with the least power amongst creatures you control

Use the Force Luke - When Ben Kenobi dies, create a legendary 0/1 Spirit Jedi creature token with, 'At the beginning of combat on your turn, target creature you control with greater power than its base power cannot be blocked and gains vigilance until end of turn.'