If this land would enter, instead sacrifice each other permanent named Sheltered Valley you control, then put this land onto the battlefield.
At the beginning of your upkeep, if you control three or fewer lands, you gain 1 life.
: Add .

: Add .
, : Add one mana of any color.

Defender
Whenever this creature blocks, put a -0/-1 counter on it.

This land enters tapped.
, : Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. Return this land to its owner's hand at the beginning of the next cleanup step.

: Exile a card from your hand face down. You may look at it for as long as it remains exiled.
: Return a card you own exiled with this artifact to your hand.
When you lose control of this artifact, put all cards exiled with this artifact into their owner's graveyard.

, , Sacrifice this artifact: Put up to four target basic land cards from a player's graveyard on top of their library in any order. That player draws a card at the beginning of the next turn's upkeep.

If this land would enter, sacrifice an untapped Island instead. If you do, put this land onto the battlefield. If you don't, put it into its owner's graveyard.
: Add .
, : Scry 1.

If this land would enter, sacrifice an untapped Mountain instead. If you do, put this land onto the battlefield. If you don't, put it into its owner's graveyard.
: Add .
, : This land deals 1 damage to target attacking creature.

If this land would enter, sacrifice a Swamp instead. If you do, put this land onto the battlefield. If you don't, put it into its owner's graveyard.
: Add .
, Sacrifice a Swamp: Add .

If this land would enter, sacrifice a Plains instead. If you do, put this land onto the battlefield. If you don't, put it into its owner's graveyard.
: Add .
, : Create a 1/1 white Soldier creature token.

If this land would enter, sacrifice a Forest instead. If you do, put this land onto the battlefield. If you don't, put it into its owner's graveyard.
: Add .
: Target creature gets +1/+1 until end of turn.

, Exile the top card of your library: You gain 1 life.

Enchant creature
Enchanted creature can't be blocked unless defending player pays for each creature they control that's blocking it.

As an additional cost to cast this spell, you may pay .
Prevent all combat damage that would be dealt this turn. If this spell's additional cost was paid, this effect doesn't affect combat damage that would be dealt by red creatures.

Whenever a creature dies, you may pay . If you do, draw a card.

: Destroy target noncreature artifact with mana value X.

Enchant creature
Whenever enchanted creature blocks or becomes blocked, it gets +0/+3 until end of turn and you gain 1 life.

Enchant creature you control
Tap enchanted creature: Target creature other than the creature tapped this way gets +2/+1 until end of turn. Activate only if enchanted creature is untapped.

When this creature dies, you may pay . If you do, target player discards a card at random.

Enchant creature you control
: Untap enchanted creature. Activate only during your turn and only once each turn.
Tap enchanted creature: Untap target artifact, creature, or land. Activate only if enchanted creature is white and untapped and only once each turn.

: Choose target opponent. Regenerate this creature. When it regenerates this way, that player may draw a card.

Death Spark deals 1 damage to any target.
At the beginning of your upkeep, if this card is in your graveyard with a creature card directly above it, you may pay . If you do, return this card to your hand.

Put up to three target creature cards from your graveyard on top of your library.

: Add .

Put up to three target cards from an opponent's graveyard on top of their library in any order.

, : Target player shuffles their library.

Shuffle a card from your hand into your library. If you do, draw two cards at the beginning of the next turn's upkeep.

, Sacrifice two lands: Draw three cards, then discard one of them.

Destroy target creature with power 4 or greater. It can't be regenerated.

Cumulative upkeep—Have an opponent create a 1/1 red Survivor creature token. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
Trample; rampage 1 (Whenever this creature becomes blocked, it gets +1/+1 until end of turn for each creature blocking it beyond the first.)

Untap any number of target creatures. Prevent all combat damage that would be dealt to and dealt by those creatures this turn.

Look at the top five cards of your library. As many times as you choose, you may pay 1 life, put those cards on the bottom of your library in any order, then look at the top five cards of your library. Then shuffle and put the last cards you looked at this way on top in any order.

Search your library for three cards, exile them, then shuffle.
Draw a card at the beginning of the next turn's upkeep.

Flying
Whenever this creature attacks and isn't blocked, defending player gets a poison counter. (A player with ten or more poison counters loses the game.)

: Put the top card of your graveyard on the bottom of your library.

Counter target instant spell if it's blue.
Draw a card at the beginning of the next turn's upkeep.