Gravecrawler [Secret Lair Drop Series] 18 Whenever the final chapter ability

Whenever the final chapter ability of a Saga you control resolves

all of your units with "Musketeer" in its card name get [Power]+3000

Set: World Championship Series Card type: Continuous Spell Rarity: Common Attack: 0 Defense: 0 You can only play this card if you were present at the 2007 Yu-Gi-Oh

and you have 4 or more other "Memory Snow" characters

Gravecrawler [Secret Lair Drop Series] 18 Whenever the final chapter abilitySet: Secret Lair Drop Series Type: Creature Zombie Rarity: Rare Cost: {B} Gravecrawler can't block. You may cast Gravecrawler from your graveyard as long as you control a Zombie. She'll get revenge or die trying!