Thats usually nice for a Voltron commander, and you can pair Zamriel with lots of equipment, auras, or both
#9 Virtue of Loyalty Another Wilds of Eldraine card that makes the list is Virtue of Loyalty, out first Adventure Enchantment card
Its clearly better the more Vampires we have, but it can sacrifice anything, and sometimes Vampires arent the cheapest creatures around to sacrifice, so if the plan is to sacrifice something else to pump your Vampires, it doesnt matter too much what the something else is
Recoil(with many shout outs to Dismantling Blow, Orim's Thunder, Absorb, Undermine, Aura Mutation, Artifact Mutation, Aether Mutation, Jilt, Agonizing Demise, Probe, and Many More): In some very real ways, this Block was the first time that we had common effects twinned to bonuses such as card drawing, token making, discarding, and more