From there, all you have to do is trade with fellow attendees to acquire the cards on your Collection Quest Card
Chapter III in particular makes attacking feed you cards, so sometimes Shiva plays out like two turns of Moat. You can also try to combine this with other stun effects to draw extra cards, though there arent many of those (mostly just Ice Flan and Omega, Heartless Evolution)
Considering theyre one of the main Vocaloids from Crypton, it would have been baffling to exclude her
Devil tokens are some of the most obnoxious ones around, and they can really make it difficult for an opponent to attack you, as they can enable 2-for-1s more often than you might think
Greater Morphling It puts creature abilities to shame
Terminus is the hallmark Miracles sweeper and trumps indestructible, hexproof, etc., which leads me to believe it should see more Commander play than it does