mtg 2014 booster box Magic Core Set several of which have never been printed before Magic The Gathering Magic 2014

As an added bonus, I was actually able to explore a real life Skyclave and came back with some extraordinary kor artifacts (lovingly rendered by artistic whiz-kid Jeff Carpenter)

You can see the spell grants a creature you control an ability that triggers when it dies and that ability makes another creature stronger

Its not worth speculating too much on Mondays changes, because that article goes live at the same time as this one does

A self-mill sub-theme with the likes of Patchwork Beastie and Fear of Missing Out could help a lot too, in terms of filtering through to the pieces you need

Chasm Skulker does have some nice synergy with [[Tidus, Yuna's Guardian]], as you automatically get counters on it to proliferate