Dockside Extortionist | Illustration by Forrest Imel A Magic sets value is determined by the secondary market of Magic players and collectors , investment/finance folks, and the game stores, online and brick & mortar, that price according to the actual demand from people and the expected future demand
It only adds one green to the mana cost of whatever youre getting, making it far more efficient than Chord of Calling or even Finale of Devastation
You can snag abilities like: Staff of Domination Sensei's Divining Top Mirage Mirror 11 Traxos, Scourge Of Kroog Historic Spells Put To Good Use Traxos, Scourge of Kroog is an undercosted colorless commander that synergizes with many of the most powerful artifacts in the entire commander format
As far as creatures go, it's alright
A 2/2 Siren Pirate with flying for three mana, when one or more pirates you control deals combat damage to an opponent, you create a treasure token
For a lot of folks, attacking isnt how Commander games end these days, which tells me that perhaps people need to be reminded about how to win games through the combat step