If Cloud ever has seven or more power while attacking, they create two Treasure Tokens
Thassa, God of the Sea is an insane card to curve into, allowing you to scry two on your upkeep when youve got Kenessos out too, setting you up perfectly for the activation
The answer to the latter question is absolutely yes, and the answer to the former is that rather than focusing on tribal synergies, you mostly focus on general creature and color synergies
But the Staff works and I often add it to my Commander brews for you where appropriate
Chaos Warp isnt something we need in a post-Generous Gift/Solitude world, while Return to Dust has been, well, returned to dust
There's an argument that an increased modern interest in Cube has made Tolarian Academy the more iconic card over time, despite that one being banned in Commander #9