mtg 40k commander decks list MTG: The Warhammer Decks, Ranked 000 Commander Deck—The Ruinous Powers Be'lakor, the Dark Master DEMONS

Gavin Verhey from Wizards of the Coast explains Heroes of the Realm 3.0 3.1 3.2 Comment by u/Wizards_Drew on r/magicTCG on Reddit Outside of a unlisted rule for the Commander format that the original recipient of a Heroes of the Realm card is allowed to use it

You can move counters just like Giant Fan, and they take on the characteristics of that card

Thus, Badgermole Cub is like a two-mana hybrid of Kinnan, Bonder Prodigy and Nissa, Who Shakes the World

Just like how some people will use Rule Zero to include a Game Changer, I could imagine an incredibly appropriate Game Changer in a preconstructed deck potentially being acceptable

Its controller creates a 3/3 green Beast creature token