It could be strong in the right deck, but Id want like 4+ White Mage's Staffs + several other enablers
Each deck set includes 1 ready-to-play deck of 100 Magic cards (2 Traditional Foil Legendary cards, 98 nonfoil cards), a 2-card Collector Booster Sample Pack (contains 1 Traditional Foil or Nonfoil alt-border card of rarity Rare or higher and 1 Traditional Foil Borderless Common or Uncommon card), 1 foil-etched Display Commander (a thick cardstock copy of the commander card with foil etched into the cards border and art), 10 double-sided tokens, 1 deck box (can hold 100 sleeved cards), 1 Life Wheel, 1 strategy insert, and 1 reference card
Once on the battlefield, Liesa acts more like a tax effect, forcing your opponents to lose two life every time they cast a spell
Fervent Charge
Specifically, you can't use its third ability to put cards onto the battlefield that were exiled with it the last time it was on the battlefield
Matching my basic decks against real-world opponents mere seconds after Id graduated from the tutorial feels a bit frightening, so I begin at the very shallow end, battling a chirpily nave bot who repeatedly expresses a desire that both of us win every game