effect

channel

A channeling effect can be extended by 1 round by having at least 1 energy at the end of your turn. Channeled cards end when you get Interrupted.

blessing

barrier

When dealt damage, take 1 less damage per stack of Barrier. Barrier does not fade, and can be dispelled.

affliction

frozen

Reduce damage dealt by 1 for each stack of Frozen. Reduced by 1 for every card you play, and melts away entirely at the end of the turn.