He says the decks will include: A white card that can phase out your own creatures A Legend with the rules text 'whenever an illusion you control dies' A cursed version of a previous D&D-inspired magic card A new card with the Melee mechanic A card called Ride the Avalanche A card which uses 'Component' counters A Land which can remove an Artifact, Creature or Planeswalker from the battlefield A new 'Enchant Player' curse The creature type line 'Beholder Skeleton' An equipment with 'Equip: 10' A card with the ability "Until end of turn, Permanents your opponents control gain" A card which grants some of your spells Cascade More information about the commanders' in-game abilities (and thus the likely strategies on which their decks will function), the alternate monster commanders, and other new cards within each deck, are being revealed on July 2 by a variety of sites and channels: Draconic Rage - LoadingReadyRun Planar Portal - MTGGoldfish Dungeons of Death - MTG Muddstah Aura of Courage - The Command Zone Monday's reveals came on the first day of Adventures in the Forgotten Realms' Preview Week event, Verhey said, promising daily updates for the rest of the week, with "art, preview cards, stories, hints, and more about what you can expect in the set"

While these arent super common, its important to understand that these costs cant be paid with any color of mana the same way generic costs can
Lockes greatest weakness as a commander is that Coram, the Undertaker has basically the same ability but with casual Commanders best color attached, while Locke gets points for Treasure synergies
There is a lot of ground to cover so lets take a quick look at a brief history of Eternatus VMAX
Zegana, Utopian Speaker Zegana, Utopian Speaker is okay