Kaervek, Consumed by Hate

: Whenever one or more loyalty counters are removed from Kaervek, Consumed by Hate, sacrifice that many permanents minus 1.
+1: Target opponent sacrifices three lands. For each basic Forest or Plains sacrificed this way, put a loyalty counter on Kaervek, Consumed by Hate.
-9: You get an emblem with "Whenever you would sacrifice one or more permanents, each opponent also sacrifices that many permanents."