:Sentinel
:[Choose a card from your hand, and discard it] When this unit is placed on from hand, you may pay the cost. If you do, choose up to one of your vanguards that is being attacked, and that unit cannot be hit until end of that battle.
(VC/RC):Harmony
Generation Break 1:[Choose a card from your hand, and discard it] At the end of each turn, if this unit is in harmony, you may pay the cost. If you do, return this unit to your hand.