Choose two —
• Create a 2/2 colorless Construct artifact creature token.
• Put a +1/+1 counter on a creature you control. It gains double strike until end of turn.
• Search your library for a basic Plains card, reveal it, put it into your hand, then shuffle.
• You gain 2 life and scry 2.

: Add one mana of any color in your commander's color identity.

Creatures you control have base power and toughness X/X until end of turn.

Target creature gets -4/-1 until end of turn. If that creature is white, it gets -4/-4 until end of turn instead.

Trample
Other creatures you control have trample.

Enchant creature
As long as enchanted creature is white, it gets +1/+2.
As long as enchanted creature is black, it gets +2/+1.

When this creature dies, you draw X cards and you lose X life, where X is the number of creature cards in target player's graveyard.

Flying
When this creature enters, create a 1/1 green and white Human Citizen creature token.

, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Hidden agenda (Start the game with this conspiracy face down in the command zone and secretly choose a card name. You may turn this conspiracy face up any time and reveal that name.)
Whenever a creature you control with the chosen name attacks, you may pay . If you do, that creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Trample
Power-up — : Put a +1/+1 counter on Abomination. He fights up to one target creature an opponent controls. (Activate each power-up ability only once. Reduce the cost by his mana cost if he entered this turn.)

When this Vehicle enters, add four mana of any one color. Spend this mana only to activate abilities.
Exhaust — : This Vehicle deals X damage to any target. Put a +1/+1 counter on this Vehicle. (Activate each exhaust ability only once.)
Crew 2

Look at the top five cards of your library. You may reveal a Dinosaur or land card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

: You may exile an instant or sorcery card from your hand and put three refine counters on it. It gains "At the beginning of your upkeep, if this card is exiled, remove a refine counter from it" and "When the last refine counter is removed from this card, if it's exiled, you may cast it. It costs less to cast this way."

First strike
Whenever a creature you control attacks alone, draw a card. Then you may put a creature card with mana value 3 or less from your hand onto the battlefield. It enters tapped and attacking and gains indestructible until end of turn.

This creature can't be blocked by creatures with power 3 or less.

Escalate (Pay this cost for each mode chosen beyond the first.)
Choose one or more —
• Target player discards all the cards in their hand, then draws that many cards.
• Collective Defiance deals 4 damage to target creature.
• Collective Defiance deals 3 damage to target opponent or planeswalker.

This creature gets +2/+0 as long as it isn't attacking or blocking.

The next 1 damage that would be dealt to target creature this turn is dealt to another target creature instead.
Draw a card.

Reveal cards from the top of your library until you reveal a creature card. Put that card into your hand and the rest on the bottom of your library in a random order. When you reveal a creature card this way, put X +1/+1 counters on target creature you control, where X is the mana value of that card.