: Add .
: Add . Spend this mana only to cast a creature spell.
, , Sacrifice this land: Return target Bat, Lizard, Rat, or Squirrel card from your graveyard to your hand.

Creatures you control get +X/+0, where X is the number of cards in your hand.

Starting & Max Hand Size: -3
Starting Life: -2

As this land enters, choose a basic land type. Then you may pay 2 life. If you don't, it enters tapped.
This land is the chosen type.

When this token leaves the battlefield, it deals 2 damage to any target.

Start your engines!
: Add .
Max speed — : Add .

Whenever a nontoken creature enters, its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle.

Whenever chaos ensues, target land becomes a 4/4 creature that's still a land.

: Add .

This land enters tapped unless a player has 13 or less life.
: Add or .

As this land enters, you may reveal a Treefolk card from your hand. If you don't, this land enters tapped.
: Add or . This land deals 1 damage to you.

Sing a series of sagas

, , Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.

This land enters tapped.
When this land enters, you gain 1 life.
: Add or .

: Add .
: This land becomes a 2/2 creature with all creature types until end of turn. It's still a land.

: Add .
: This token becomes a 2/2 creature with all creature types until end of turn. It's still a land.

When you encounter Mutual Epiphany, each player draws four cards. (Then planeswalk away from this phenomenon.)

Hidden agenda (Start the game with this conspiracy face down in the command zone and secretly name a card. You may turn this conspiracy face up at any time and reveal the chosen name.)
Each creature you control with the chosen name enters with an additional +1/+1 counter on it.

(An ongoing scheme remains face up until it's abandoned.)
Your commander has ward .
Whenever your commander attacks, put two +1/+1 counters on it.
When your commander leaves the battlefield, abandon this scheme.

When you set this scheme in motion, gain control of all nonland permanents your opponents control until end of turn. Untap those permanents. They gain haste until end of turn. Each of them attacks its owner this turn if able.

When you set this scheme in motion, put five +1/+1 counters on a creature you control and it gains flying and vigilance until end of turn. If you control no creatures, instead create a 4/4 colorless Scarecrow artifact creature token with vigilance.

(An ongoing scheme remains face up until it's abandoned.)
At the beginning of your end step, create a 3/3 black Horror creature token.
At the beginning of your opponents' end step, they may sacrifice two creatures. If they do, abandon this scheme.

When you set this scheme in motion, you may pay . If you do, you gain X life and draw X cards.

(An ongoing scheme remains face up until it's abandoned.)
Whenever you set a non-ongoing scheme in motion, you may abandon this scheme. If you do, set that scheme in motion again.

(An ongoing scheme remains face up until it's abandoned.)
You may play an additional land on each of your turns.
At the beginning of your end step, if you control six or more lands, draw two cards, then abandon this scheme.