Altar of the Brood [Ugin's Fate] Commander 2013 Then exile the top card

Then exile the top card of your library

Set: Legends Type: Instant Uncommon Cost: {U}{U} Cast this spell only during an opponent's turn after their upkeep step

you may pay {1} any time you could cast an instant

vigilance Echo {2}{W}{W} (At the beginning of your upkeep

It was Mishra's strength that first gave rise to the massive Phyrexian war engines on Dominaria

Altar of the Brood [Ugin's Fate] Commander 2013 Then exile the top cardSet: Ugin's Fate Type: Artifact Rare Cost: {1} Whenever another permanent enters the battlefield under your control, each opponent mills a card. Supplicants offer flesh and silver, flowers and blood. The altar takes what it will, eyes gleaming with unspoken promises.