NOVAS
Heavy Impact
+1 knockback
Common
Mastery cards · NOVAS
Always offered on spell-mastery picks. On normal picks they show up as rarely as a Legendary.
NOVAS
+1 knockback
Common
NOVAS
+2 knockback
Uncommon
NOVAS
+4 knockback
Rare
NOVAS
+6 knockback
Epic
NOVAS
+10 knockback
Legendary