There was a widespread errata in 2020 for milling, or putting cards from the library into a graveyard
Magic: The Gathering is celebrating its 30th anniversary next year, and the venerable card game is leading into the milestone with Dominaria United , the first set in a new story arc
If this were legendary, wed have yet another spotlight-hogging 5c commander on our hands
Perhaps the intention was to let a player untap their potential blockers in the event that an opponent played a hasty creature, but whatever the intended purpose of this card was, its now largely relegated to enabling all manner of shenanigans
Being able to stack your hand with your best equip options and then boost all your creatures as a side-effect of stacking them on Kellen makes this card an auto-include for any red/white deck with an equip focus
The token enters tapped and attacking that player