And somewhere, in the space between spaces, Jolrael watches over him, and she smiles
It basically turns all your creatures with +1/+1 counters into some form of Necrotic Ooze

Then if you control 4 or more lands, untap that basic land Myriad Landscape Enters tapped Tap to add 1 colorless Tap, pay 2 generic and sacrifice it to search your library for 2 basic land cards that share a type and put them both on the battlefield tapped Prismatic Vista Tap, pay 1 life and sacrifice it to search your library for a basic land and put it on the battlefield Promising Vein Tap to add 1 colorless Tap, pay 1 generic and sacrifice it to search your library for a basic land and put it on the battlefield tapped Shire Terrace Tap to add 1 colorless Tap, pay 1 generic and sacrifice it to search your library for a basic land and put it on the battlefield tapped Terminal Moraine Tap to add 1 colorless Tap, pay 2 generic and sacrifice it to search your library for a basic land and put it on the battlefield tapped Terramorphic Expanse Tap and sacrifice it to search your library for a basic land and put it on the battlefield tapped Thawing Glaciers Enters tapped Tap and pay 1 generic to search your library for a basic land and put it on the battlefield tapped

For example, a Wizards NetRep made the following statement: "Gatherer rulings are intended to always be accurate rulings
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