Oath of Druids [Commander 2016] Bloomburrow Special Guests +1: You may sacrifice a

+1: You may sacrifice a Vampire

−8: You get an emblem with "Islands you control have '{T}: Draw a card

When they do

Set: Commander 2021 Type: Artifact Rarity: Rare Cost: {3} Untap Victory Chimes during each other player's untap step

They can't be regenerated

Oath of Druids [Commander 2016] Bloomburrow Special Guests +1: You may sacrifice aSet: Commander 2016 Type: Enchantment Rarity: Rare Cost: {1}{G} At the beginning of each player's upkeep, that player chooses target player who controls more creatures than they do and is their opponent. The first player may reveal cards from the top of their library until they reveal a creature card. If the first player does, that player puts that card onto the battlefield and all other cards revealed this way into their graveyard.