In game, Blade of the Swarms will let you either "Put +1/+1 counters on this creature." or "Put target exiled card with warp on the bottom of its owner's library." Both options could be good in a pinch
Both are legendary in more than name, with The Masamune giving first strike when attacking and forcing a foe to block, while also giving double triggers for creatures dying
When Kardur, Doomscourge enters, until your next turn, creatures your opponents control attack each combat if able and attack a player other than you if able
Elspeth, Storm Slayers Halo Foil variant is going for a whopping $400 right now, but thats actually slightly below market value
UTC-08:00 after November 2)
As the penultimate set of the year (which is also the first proper Marvel set), this release has a fair bit riding on it