While it still has reds Goblin Welder, Audacious Reshapers, and Slobad sacrifice packages, black tends to use more cards like Marionette Master and Dalek Squadron
On the surface, it looked like a sidegrade to Finale of Devastation
Or, even better, you can shift him onto Morph, Space Goo given its Mimicry ability
I have not been playing enough cube outside my local group of friends to really be able to comment on exactly how underrated this is now
There's also the argument that Otters just don't currently have many good spells to help them out here -- For example, you'd need to either cast 2 spells or something like Monstrous Rage to then be able to use Kitsa's ability, which is asking you to have 3-5 mana open
The goal of Scapeshift decks is to get enough Lands in play so that when you cast Scapeshift, you can find Valakut and enough Mountains to burn the opponent out all at once