Its a legendary mana rock that fits into proliferate decks, and you could make a case for it in Voltron or big power decks
Kozilek, Butcher of Truth Our only creature on today's countdown is this fun Eldrazi Titan that costs ten, has a nasty 12/12 body with annihilator four, and then when you cast it you draw four fat cards as a cast trigger so it cannot be stopped with traditional countermagic
You don't choose a target for Etched Slith's last ability at the time it triggers
Riftcutters are suicidal anarchists, waving those lightning axes around so much that the walls are as likely to fall as their foes. Heruj, Selesnya initiate Illustrated by Carl Critchlow Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp
Overall, Shimmering Skies Emerald/Steel Starter Deck is great for early games and learning to play, if you are looking to get more serious about Lorcana though, something higher on this list might be better
Its hard to deny the latent power of a game-winning ability stapled to a land, particularly when you can trigger it for little or no mana
