The Stranger Things drop comes as part of the wider October Superdrop, which sees it release alongside things such as anatomical illustrations of famous Magic creatures, pixel-art artefact lands, and collections based on classic horror movie posters and pulp novel book covers
Greater Gargadon provides a sacrifice outlet that cannot be disturbed while it's suspended
Im a strong proponent of Ponder, but there are other valid options like Predict, Portent, or even Preordain
It is a fairly unique card, as it too includes the Shift ability but with a twist
Similar to World Shaper, theres a very good chance that, once upgraded, Blight Curse will turn into a monster
Given that it is red, its quite easy to transform it on the same turn before playing your land, and then discarding the rest to the pyre to refresh yourself with new resources (while presumably also bombing a few relevant battles on the way)