Precons

Family Matters - blue/red/white lil guys creature deck
* commander lets you make copies of your creatures that are lil versions of them.

Creative Energy - blue/red/white energy deck
* this one is sort of a value mid-range deck, build up energy then dump it for big swings

Cavalry Charge - white/blue/black knights deck
* creature-centric, with a lot of bringing knights back from the dead

Tyranid Swarm - green/blue/red Warhammer 40k swarm deck
* full of +1/+1 counters, play tons of creatures and STOMP

Draconic Dissent - blue/red dragon goad deck
* make everyone fight each other while you build value
* my first commander deck, so I'm biased to love it

Undead Unleashed - blue/black zombie deck
* creature-centric, but more control. over time you end up with an overwhelming amount of zombies that make you more zombies

Draconic Rage - red/green dragon rage deck
* lots of effects off of your creatures taking damage, so highly incentivizes combat
* comes with a lot of combat-centric effects for value

Quantum Quandrix - green/blue clone deck
* kinda complex, not recommended
* make many copies of your best creatures, cover them in +1/+1 counters
* in the right hands, this color combo is disgusting

Prismari Performance - blue/red big mana combo
* this one needs to bide its time
* once it has tons of mana, it explodes the entire table
* until then, play control

Mystic Intellect - blue/red/white spellslinger
* copy your spells, bring your spells back, copy em again
* boom boom BOOM
* technically has a banned card now

Blame Game - red/white goad deck
* give your opponents value for attacking each other
* build value off others having more than you
* board wipe the table if things aren't going your way

Fae Dominion - blue/black faeries deck
* make TONS of little flying fucks
* play tons of counter spells
* play tricks on your opponents while you peck them from the sky

From Cute to Brute - white/blue/black/red/green dual-faced deck
* another complicated one, don't recommend
* it's pretty though
* get value from playing double-faced cards, have effects to flip them

Finally, the LORD OF THE RINGS decks

Elven Council - green/blue elves, led by Galadriel
* not the same as the one I was building
* play elves, get value for playing elves, play more elves

Food and Fellowship - green/white/black food deck, led by Sam and Frodo (partner commanders)
* create foods, gain life, gain value

Hosts of Mordor - blue/black/red orcs deck, led by Sauron
* return creatures from the battlefield
* amass an orc army
* give in to the one ring

Riders of Rohan - blue/red/white human deck, led by Eowyn
* absolutely insane
* super combat heavy, make humans, get more humans for making humans, pump up all your humans