Debt of Loyalty [Weatherlight] Mentor Nightmare's power and toughness are

Nightmare's power and toughness are each equal to the number of Swamps you control

He deals arcane damage equal to twice the number of red cards revealed this way to them or an ally they control

Set: Tempest Type: Enchantment Rarity: Rare Cost: {G} At the beginning of your upkeep

It's found in the silence that follows

Activate this ability only if you have attacked or defended with an attack action card this turn

Debt of Loyalty [Weatherlight] Mentor Nightmare's power and toughness areSet: Weatherlight Type: Instant Rarity: Rare Cost: {1}{W}{W} Regenerate target creature. You gain control of that creature if it regenerates this way. "I killed him because I had to," Starke lied to Gerrard. "But now I pledge my loyalty to you."