That way, youre able to sell your cards for a similar price and the buyer knows theyre legitimate
Not for: Slabs never opened or vaulted on the platform (use channels below)
collectors keep OP-03 sealed due to its high collectible value and rare card content
Basically, you can put Roles or other Auras on your opponents stuff to make them unable to attack if you want some of the Roles already do downgrade opposing creatures, and thats probably where this is best, because you dont really want to augment a creature to add this effect
That tap for mana bit is important as most mana dorks, as theyre usually referred, either tap for a singular mana or colorless mana which cant pay for specific color costs
It's a fantastic inclusion in a spellslinger deck that plays a lot of instants and sorceries, as it will always trigger Arcane Bombardment