Daxos the Returned [Commander 2015] Friday Night Magic 2004 if that spell's mana cost

if that spell's mana cost is {3}{U}{U}

Target opponent chooses one

where X is the number of Zombies you control

change Halfdane's base power and toughness to the power and toughness of target creature other than Halfdane until the end of your next upkeep

strike and return

Daxos the Returned [Commander 2015] Friday Night Magic 2004 if that spell's mana costSet: Commander 2015 Type: Legendary Creature Zombie Soldier Rarity: Mythic Cost: {1}{W}{B} Whenever you cast an enchantment spell, you get an experience counter. {1}{W}{B}: Create a white and black Spirit enchantment creature token. It has "This creature's power and toughness are each equal to the number of experience counters you have."