Forget madness
Most commonly Kaheera gets played in decks that don't have any creatures at all (and as such is just a freebie that might have some relevance in grinding Game 1s)
First Strike and Vigilance are both very useful keywords to gain access to, and she can even give them to herself, so her three mana 2/4 body combined with that is a nice deal
Sorin, Imperious Bloodlord Sorin, Imperious Bloodlord is a cheap planeswalker that can easily boost vampire decks
Tribes in Commander are great, and while were always happy to write about the specific tribes, its good to know about the cards that can form the backbone of any tribal deck
Leaping into the fray whenever she attacked, Ragavan made up for his 2/1 stats with his fierce reliability: hed show up every turn, without fail, even if he fell in combat the turn before