gigalith pokemon card (Nobles Victorias TCG) Colorless Artist Pokemon shiny gigalith 9

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

With the correct setups and deck construction, this can often allow Glissa decks to return numerous artifacts from the graveyard in a single turn rather than the more restricted approach found in the aforementioned Emry

Radiants contribute the second-largest EV component

Destroy each creature with mana value of the chosen quality

The fact that the deck has two commanders also ups the power level quite a bit because you essentially start the game with two extra cards in hand and fill two spots on your curve