These sorts of powerhouses were likely given a 3 MP cost due to their size and power at the kitchen table
The last big UB set with both Commander products and a base set ( The Lord of the Rings: Tales of Middle-earth ) had a mere 125 fresh commanders
The most powerful card from Assassin's Creed is Yggdrasil, Rebirth Engine, which sees niche Modern and Legacy play, often as a one-of in Show and Tell decks in Legacy or as graveyard hate in Modern
it should feel like a big creature deck that just happens to have the graveyard as its fastest route to get them out
Even if you never get to this point, though, Trailtrackers extra mana will be invaluable in the early game, and a 1/3 blocks pretty well too
In the OCG, it shows a guillotine