I also recommend at least considering the gameplay experience of the other players at the table when thinking about what you want to build
By sacrificing Ghost Vacuum, all the exiled cards are placed on the battlefield as Spirit creatures, a direct reference to when the containment unit breaks in the first Ghostbusters movie
How often does it make random cards better
They are a great way to deck test, play casually, or collect on a budget
Vanquisher's Banner and Icon of Ancestry work like this, giving all your Goblins +1/+1, but the more Goblin lords you control, the more of a threat your swarm of 1/1 creeps will be
Before Marvel Super Heroes , however, we'll be getting five different two-color Commander decks for Secrets of Strixhaven , with each color combo representing one of the five colleges at the magical school