And just like any other card game, certain cards, especially those with print errors, become worth boat loads
If heads, during your opponent's next turn, prevent all effects of attacks, including, done to Fearow
These shared all the issues that flip cards had had in the previous two sets
So if the planeswalkers add useful effects to the mix, I think its fine flavor-wise
Each is equally likely, and you will always receive styles you don't own yet until you collect them all: Sheoldred, the Apocalypse Vohar, Vodalian Desecrator Rona, Sheoldreds Faithful Elas il -Kor, Sadistic Pilgrim Raff, Weatherlight Stalwart Balmor, Battlemage Captain Squee, Dubious Monarch Shanna, Purifying Blade Zur, Eternal Schemer Ertai Resurrected Jodah, the Unifier Radha, Coalition Warlord Stenn, Paranoid Partisan Aron, Benalias Ruin Baird, Argivian Recruiter
For example, a black/red creature can be blocked by either mono-colored black creatures or mono-colored red creatures