It guarantees you wont be mana screwed, and you can thin out your deck so you are less likely to draw basic lands late game
That's pretty saucy from where I am standing, as free dork abuse in the Command Zone can be broken as we know, but here you need to spend six mana, tap it and wait a turn, and then you just don't know what you'll get, if anything, hence it making my second list back here in the Honorable Mentions, but worth it all up and down, and make that choo choo sound
Of course, there's every reason for your opponents to refuse, but that's when you turn on the charm
Use cheap equipment options like Golem-Skin Gauntlets that benefit from having multiple equipment attached to Kemba or equipment like Robe of Stars to offer Kemba extra protection to make sure her upkeep ability triggers
The effect of Cathedral Acolyte's first ability applies to any creature you control with a counter on it, not just ones with +1/+1 counters
In fact, we could have done this piece with only the multicolored cards and still had lots to talk about