Lagmos, Hand Of Hatred Commander Deck Aristocrats is an archetype built around sacrificing your own creatures to gain value and powerful effects
Black and Red mana got decent card draw, but Green and White lagged far behind
Perhaps the best is the candelabra with three lit candles, despite being underwater, and the flames look like little fishes
Your brash and (for lack of a better term) expendable crew of pirates wants to get into scuffles with your opponent, while constantly sailing from location to location to gain various benefits
And sure, you can use it defensively if you like
You can pick your own adventure here, shifting around lore counters on sagas, messing with +1/+1 counters on amass creatures, or even tinkering with planeswalker loyalty counters