In the Dandan format, this is a one-mana way to clear all the titular fish from the board by temporarily removing the Islands they depend on
The 8-mana cost is very steep, but the double cascading effects will start to dominate your opponents right away
While the pool of Renew cards is small at the moment, I can see this coming back and fueling more graveyard decks
If you generate a bunch of token creatures with a commander like Rhys the Redeemed or a lot of cheap, efficient creatures, each can tap to untap a basic land, ramping your mana at unreasonable speed
You can see the D&D influence in Ejsings work in the form of his liberal use of humor mixed with drama and the way he weaves some more illustrated or cartoonish techniques into whats generally a fairly typical MTG fantasy realist style
During the prerelease, this was cast against me twice, and people whiffed both times