At the beginning of your end step, if you didn't play a land this turn, you may draw a card.

This creature enters with X +1/+1 counters on it.
If damage would be dealt to this creature, prevent that damage and remove that many +1/+1 counters from it.
Whenever a +1/+1 counter is removed from this creature, put two +1/+1 counters on it at the beginning of the next end step.

Whenever Durnan attacks, look at the top four cards of your library. You may exile a creature card from among them. Put the rest on the bottom of your library in any order. For as long as that card remains exiled, you may cast it. That spell has undaunted. (It costs less to cast for each opponent.)
Choose a Background (You can have a Background as a second commander.)

Flying
: Add one mana of any color.

Reach, trample, protection from multicolored
This creature enters with X +1/+1 counters on it.

Whenever an opponent loses life, that player mills that many cards. (Damage causes loss of life.)

Equipped creature gets +2/+2 and has protection from white and from black.
Whenever equipped creature deals combat damage to a player, you gain 3 life and you may return up to one target creature card from your graveyard to your hand.
Equip

Blue spells you cast cost less to cast.

More Than Meets the Eye (You may cast this card converted for .)
At the beginning of each end step, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)
When Optimus Prime dies, return it to the battlefield converted under its owner's control.

Sacrifice a creature: Add .

Flying
As long as this creature is untapped, creatures can't attack you or planeswalkers you control unless their controller pays for each of those creatures.
As long as this creature is attacking, creatures can't block unless their controller pays for each of those creatures.

Lifelink
When this creature enters, you may sacrifice another creature. When you do, destroy target creature an opponent controls.
When this creature dies, return target creature card with mana value 3 or less from your graveyard to the battlefield.

When this creature enters, each opponent loses X life, where X is your devotion to black. You gain life equal to the life lost this way. (Each in the mana costs of permanents you control counts toward your devotion to black.)

Creatures you control have ": Add one mana of any color."

Return all permanents of the color of your choice to their owners' hands.

Whenever a creature enters, that creature's controller may have target creature of their choice get -3/-3 until end of turn.

Tokens you control have ": Add ."
Choose a Background (You can have a Background as a second commander.)

Flying, first strike
At the beginning of your upkeep, exile the top two cards of your library. You may play them this turn. If you exiled a land card this way, create a 3/1 red Dinosaur creature token. If you exiled a nonland card this way, create a Treasure token.

: Add .

This land enters tapped.
: Add .
Station (Tap another creature you control: Put charge counters equal to its power on this Planet. Station only as a sorcery.)
12+ | , : Add for each artifact you control.