You may have Vesuvan Doppelganger enter as a copy of any creature on the battlefield, except it doesn't copy that creature's color and it has "At the beginning of your upkeep, you may have this creature become a copy of target creature, except it doesn't copy that creature's color and it has this ability."
Destroy X target Mountains. Volcanic Eruption deals damage to each creature and each player equal to the number of Mountains put into a graveyard this way.
"This 'standing windstorm' can hold us off indefinitely? Ridiculous!" Saying nothing, she put a pinch of salt on the table. With a bang she clapped her hands, and the salt disappeared, blown away.
The Wall of Bone is said to be an aspect of the Great Wall in Hel, where the bones of all sinners wait for Ragnarok, when Hela will call them forth for the final battle.
Defender {R}: Wall of Fire gets +1/+0 until end of turn.
Conjured from the bowels of hell, the fiery wall forms an impassable barrier, searing the soul of any creature attempting to pass through its terrible bursts of flame.
"And through the drifts the snowy cliffs/ Did send a dismal sheen:/ Nor shapes of men nor beasts we ken—/ The ice was all between."/ —Samuel Coleridge, "The Rime of the Ancient Mariner"
The Earth herself lends her strength to these walls of living stone, which possess the stability of ancient mountains. These mighty bulwarks thwart ground-based troops, providing welcome relief for weary warriors who defend the land.
Just as the evil ones approached to slay Justina, she cast a great spell, imbuing her weapons with her own life force. Thus she fulfilled the prophecy: "In the death of your savior will you find salvation."
Defender {U}: Wall of Water gets +1/+0 until end of turn.
A deafening roar arose as the fury of an enormous vertical river supplanted our serenity. Eddies turned into whirling geysers, leveling everything in their path.