Skithiryx, the Blight Dragon (Foil Etched) [Multiverse Legends] Crab The attack does not resolve

The attack does not resolve

Creatures you control have “{T}: Add {U} or {R}

"That's no ordinary eruption

where X is twice the number of age counters on Heart of Bogardan minus 2

Collectors’ Edition Type: Enchantment — Aura Rarity: Rare Cost: {G} Enchant creature (Target a creature as you cast this

Skithiryx, the Blight Dragon (Foil Etched) [Multiverse Legends] Crab The attack does not resolveSet: Multiverse Legends Type: Legendary Creature Phyrexian Dragon Skeleton Rarity: Mythic Cost: {3}{B}{B} Flying Infect (This creature deals damage to creatures in the form of 1 1 counters and to players in the form of poison counters.) {B}: Skithiryx, the Blight Dragon gains haste until end of turn. {B}{B}: Regenerate Skithiryx.