Vilis, Broker of Blood (Promo Pack) [Core Set 2020 Promos] Plant Set: Legends Type: Artifact Creature

Set: Legends Type: Artifact Creature — Shapeshifter Rarity: Rare Cost: {4} {0}: Change Sentinel's base toughness to 1 plus the power of target creature blocking or blocked by Sentinel

If that mana is spent on a creature spell

"The reflection of land interests me far more than its reality

if another creature is on the battlefield

Nylea isn't a creature

Vilis, Broker of Blood (Promo Pack) [Core Set 2020 Promos] Plant Set: Legends Type: Artifact CreatureSet: Core Set 2020 Promos Type: Legendary Creature Demon Rarity: Rare Cost: {5}{B}{B}{B} Flying {B}, Pay 2 life: Target creature gets 1 1 until end of turn. Whenever you lose life, draw that many cards. (Damage causes loss of life.) "You can sign, or you can spend your life imagining what might have been yours."