Vivien, Monsters' Advocates -2 ability lets you get two big dinos out for the price of one, which is exactly the kind of ability you want on your planeswalkers
The tradeoff for a lot of those cards is that their power is much lower than other creatures, so winning through combat damage isnt going to be very high, at least with your own creatures
This two-mana Angel comes down quickly, which is rare among the many higher mana value creatures, and helps you cast those bigger spells, since you can tap her to add a white mana that can only be used on Angel spells
Other cards that were under consideration for the last round: 50
This Weeks Trends There wasnt a lot of price movement in Standard this week, but its clear that the metagame is moving toward Temur Adventures in a pretty big way
Unsummon Variants The classic bounce spell is Unsummon, which has seen various iterations over the years, from Vapor Snag, which dominated during the era of Standard Delver, to entries like Rona's Vortex (notable for its Murder impression) and Into the Flood Maw