Rings of Brighthearth [Kaladesh Inventions] Dragon Spirit Set: HarperPrism Book Promos Type:

Set: HarperPrism Book Promos Type: Artifact Rarity: Rare Cost: {0} At the beginning of your upkeep

Add an amount of {B} equal to the sacrificed creature's mana value

its controller reveals cards from the top of their library until an artifact or creature card is revealed and exiles that card

{T}: Look at the top four cards of your library

Each opponent's maximum hand size is reduced by seven

Rings of Brighthearth [Kaladesh Inventions] Dragon Spirit Set: HarperPrism Book Promos Type:Set: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {3} Whenever you activate an ability, if it isn't a mana ability, you may pay {2}. If you do, copy that ability. You may choose new targets for the copy. Crafted in emulation of dwarven hearth decorations, these devices doubled the output of Amrit Vatyam's forges.