Turns out you don't need fancy mechanics or amicable names when your whole purpose is bashing the entire table over the head every combat
However, if you're in a place where you're able to ultimate her, you probably don't need all that extra mana anyways
You can quickly replicate an arsenal of equipment tokens with Arna, and since it triggers anytime a modified creature you control attacks, you can go wide with your creatures
Legendary Creature - Horror Halfling Gorbag of Minas Morgul Whenever a Goblin or Orc you control deals combat damage to a player, you may sacrifice it
The other important thing is since part of the cost is returning an artifact, that same artifact will be in your hand when the ability resolves
Kefka, Court Mage / Kefka, Ruler of Ruin Im biased