mtg assassin commander deck EDH Ezio Auditore da Firenze 100 Cards Assassin's Creed Custom Deck Adewale, Breaker of Chains |

There are several other possible upgrade cards, like Weapons Vendor, Sigardas Aid, Sram, Senior Edificer, and Blackblade Reforged, that could give extra value to your Limit Break deck in Magic: The Gathering

What are the most powerful characters, and which are the rarest

It's a one-trick pony, but it's a very good trick

I can see this card being really good in decks like Affinity or Amulet, which often use colorless mana but also need specific colors to cast their core cards (like Emry or Arboreal Grazer )

Raubahn, Bull of Ala Mhigo A quick 2/2 for 2, Raubahn wants to join in decks with equipment and has protection in the form of a ward cost that gets nasty when he cheats a Colossus Hammer onto himself