This means that, while not a part of every MTG set, MTGs designers are free to use them as they please
(Mana abilities can't be copied.) Legendary Creature - Eldrazi Commander (CTRL to add secondary) Artifact Midnight Clock : Add
This means that we dont need to play Welder every turn to keep up, since we can accelerate Energy into play in other ways, so its easier to find a time to play Guzma or some other Supporter
If this card is banished: You can pay 1000 LP
(There is psychological value to countering an opposing spell with a Force Spike since they are so easy to play around, yet it's not worth playing around them in Commander because they aren't heavily played, which makes getting your powerful spell hit by Jwari Disruption especially devastating.) As for the rest of the bunch, Silundi Vision is listed as an often play just because you need to be a reasonably spell-heavy deck for it to work
Linear strategies such as aggro decks are often the most victimized by this approach, because people dont want to lose to a deck thats easy to beat or easy to plan for if enough sideboard cards are devoted to them