Desertion [Commander's Arsenal] Historic Those creatures have "This creature's

Those creatures have "This creature's power and toughness are each equal to the number of creature cards in its controller's graveyard

Vraska Type: Creature — Gorgon Rarity: Rare Cost: {2}{B}{G} Whenever another creature dies

Set: Hour of Devastation Type: Instant Rarity: Rare Cost: {3}{R} Refuse deals damage to target spell's controller equal to that spell's converted mana cost

the towering sentinel

Desertion [Commander's Arsenal] Historic Those creatures have "This creature'sSet: Commander's Arsenal Type: Instant Rarity: Rare Cost: {3}{U}{U} Counter target spell. If an artifact or creature spell is countered this way, put that card onto the battlefield under your control instead of into its owner's graveyard. First the insult, then the injury.