Level 3 I cost [2 Energy Cost] [1 Calm Rune] less. (While you have 3+ XP, get the effect.) Level 6 I cost [4 Energy Cost] [2 Calm Rune] less instead. Level 11 Icost [6 Energy Cost] [3 Calm Rune] less instead. Level 16 I can't be chosen by enemy spells and abilities.
Calm