mtg forge card Purphoros, God of the Territory Forge has all activated abilities of the exiled card Battlefield Forge - Magic Origins:

If you wanted to do more donation shenanigans, I recommend cards like Legerdemain or Juxtapose - they're not just great words for Scrabble, they really impact the board

Last but certainly not least is the 14th slot, which is usually a token/ad card

A few unlucky 0 or 1 win Traditional drafts can wipe out a considerable chunk of Gems

To create your own card, use MTGcardBuilder for free

While proliferating, if you choose a permanent or player with multiple kinds of counters, the permanent or player gets another counter of each kind, not just one kind

Look for some card draw payoffs, or discard payoffs to really help this card sing in your typal decks