If the green-white player runs low on good draws later in the game, the Invoker can pump anything into a serious threat, and it can fight with its 4/3 stats in a pinch
Whenever you cast a creature spell, you may search your library for a Forest or Plains card, put it onto the battlefield tapped, then shuffle
If you read between the lines, for 4 mana on the first cast, you get to choose from 16 cards in a full-sized Commander table that then can be cast to assemble your remaining combo or just find the combo pieces you need to kill them on the next turn with, of course, Demonic Consultation + Thassa's Oracle
Its hard for it to have enough impact to be much of a sideboard card unless were really valuing the 1/4 reach aspect (not just the enters-the-battlefield trigger)
Card draw is a struggle and it's easy to run out of steam with so many low-cost, low-impact characters, but it's a puppy-themed deck that lets you flood the board with adorable dogs, so it gets a huge pass on its relative lack of synergy
Each face reveals a different aspect of these characters as they walk the different aspects of the plane