Giving the creature +1/+1 is great too since, the lingering effects of Maximum Overdrive help scale your creatures higher and higher
All you have to do with Ghalta is find some way to get it into play as early as possible and suddenly your entire hand can be on the battlefield
I've even played Maze's End in Modern, which is fun but still fruitless (By the way, Wizards, Maze's End in War of the Spark or we riot, and no I don't care about the Vorthos flavor complaints
While she wont always double treasure production, many cards like Parallel Lives that are known for doubling creature tokens will also double treasure tokens, so a lot of popular token support is still open when deckbuilding
Frodo, Determined Hero I dont really buy this card
That activated ability can be absolutely criminal, whether you use it to finish someone off or just to bring them down a peg