Halfdane [Legends] Commander 2018 each other player sacrifices a

each other player sacrifices a creature

−8: Chandra Nalaar deals 10 damage to target player or planeswalker and each creature that player or that planeswalker's controller controls

and that player can't activate abilities that aren't mana abilities

sacrifice Serendib Djinn

Halfdane [Legends] Commander 2018 each other player sacrifices aSet: Legends Type: Legendary Creature Shapeshifter Rarity: Rare Cost: {1}{W}{U}{B} At the beginning of your upkeep, 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. Hail from Tolaria the ever changing 'Dane.