At least when compared to Dialga's card, this one has movement
The only difference is that the stats are boosted a huge bunch - but my level 99 'mons can wreck shit anyway
Wikia "Banish a card from the graveyard" means that you choose a card from the graveyard to banish
For a unique effect when one of your Digimon has 2 or more same level cards in its stack and attacks, that Digimon can digvolve into a Digimon with the [Night Claw], [Light Fang], [Galaxy], or [CS] trait from your trash for a reduced cost
In a real card game tournament, this would be grounds to get thrown out
Since then, Stoneforge Mystic has seen play in multiple different archetypes from UW Control as a quick way to close a game, to one of the most aggressive decks of the format, Hammer Time