While it has been all-but power crept from 60-card formats, it still sees plenty of play in Commander and Cube
Though your own critters are going to be caught in the crossfire, a Ygra deck is likely built with disposable (or indestructible) creatures in mind, keeping important cards alive with Gyome Master Chef or profiting from their destruction with Marionette Apprentice
We need more than just Rooms to help us win the game, though
You do need a Lantern/Vacuum in play to prevent the Combo from happening and to be able to freely slam your own haymakers into theirs
The Verdict When this deck does its thing, you get value out of each cycle, let others over commit creatures to the table, blow up the board, and rebuild better than anyone
You can steal one of anything and draw a card or steal two creatures with two or more toughness