As this land enters, you may reveal an Island or Mountain card from your hand. If you don't, this land enters tapped.
: Add or .

: Add .
: Until end of turn, this land becomes a 2/3 Construct artifact creature. It's still a land. ( can be paid with one mana from a snow permanent.)
Whenever this land deals combat damage to a creature, tap that creature and it doesn't untap during its controller's next untap step.

Vigilance
Crew 1

: Add .
, : Put a storage counter on this land.
, Remove X storage counters from this land: Add X mana in any combination of and/or .

When you planeswalk to Furnace Layer and at the beginning of your upkeep, select target player at random. That player discards a card. If that player discards a land card this way, they lose 3 life.

Whenever chaos ensues, you may destroy target nonland permanent.

, Sacrifice this artifact: Draw a card.
, Sacrifice this artifact: Put two oil counters on target artifact or creature you control. Draw a card. Activate only as a sorcery.

As this land enters, you may reveal a Mountain or Plains card from your hand. If you don't, this land enters tapped.
: Add or .

, : Target creature gains first strike until end of turn.

: Add for each creature you control.

Flying, trample, indestructible
When Galactus enters, exile target permanent.
Insatiable Hunger — Galactus attacks an opponent with the most life among your opponents each combat if able unless you control a creature named Silver Surfer, Galactus's Herald.

Visit — Exile cards from the top of your library until you exile a nonland card, then choose a legendary creature card name with the same mana value as that card. Create a token that's a copy of the card with the chosen name. That token gains haste. Exile it at the beginning of the next end step.

When Gallifrey Council Chamber enters, surveil 1.
: Add .
: Add one mana of any color. Spend this mana only to cast a Time Lord or Alien spell or activate an ability of a Time Lord or Alien.

, , Tap three untapped Humans you control: Destroy target creature. Its controller creates a 1/1 white Spirit creature token with flying.

This creature attacks each combat if able.
This creature doesn't untap during your untap step.
Whenever another creature dies, untap this creature.

Flash
, : Untap target artifact.

As this land enters, you may reveal a Mountain or Forest card from your hand. If you don't, this land enters tapped.
: Add or .