Ive watched videos and streams where players try to draw cards against her, Ive attempted it myself, and Ive had a Narset out when an opponent tried to draw cards at least 100 times in total
Wrenn and Six can use its minus ability multiple times before leaving the battlefield something very few Planeswalkers can boast
For example, if Vincent's power was 7 when it dealt combat damage to an opponent but is reduced to 6 just before its last ability resolves, it won't deal any additional damage when the last ability resolves
But, after much discussion, everyone over at SQUARE ENIX decided that invoking the nostalgic love for FINAL FANTASY VI, even in the smallest ways, is the purest version of this collaboration
You can have draws where you keep your opponents creatures at bay, but both of your clocks are rather comparable, and Auras will win a race thanks to obscene amounts of Lifelink
Even if Essence Channeler gets removed, you can just move the counters over to another creature so all the stat increases don't go to waste, turning a completely different creature into another threat your opponent will have to deal with