If you are looking for inspiration I suggest looking at the most popular commanders of all time which are listed here
This plays very nicely with creatures with activated abilities, particularly Adric, Mathematical Genius
Kozilek, the Great Distortion Poor Kozilek often seems to be on the weaker side of the family, but Kozilek, the Great Distortion has mainly seen play as a colorless commander with colorless mana in the mana cost
This deck went undefeated in an 8 round Modern open in the hands of David Bishop, while multiple players have been reporting 5-0s in Magic Online leagues
Unfortunately, they've become victims of the ever-increasing card options and card quality, with there being basically no reason to play them anymore, even in the "slow down and smell the taplands" environment of Bracket 1
First, her ability lets you tap or untap a permanent whenever a creature you control deals combat damage to a player