Empower: +2/+2 and Lifesteal this turn.
Renown: Play a Justice Sigil from your deck Depleted.
Card sounds may differ from in-game as they get updated.
Depleted - Isn't usable the turn it is played.
Empower - Does something when you play a power card.
Lifesteal - Units and spells with Lifesteal give you health when they deal damage, healing you equal to the damage dealt.
Renown - Does something the first time you play a spell or weapon directly on it.