Dreadbringer Lampads [Journey into Nyx] Rowan but I believe a more

but I believe a more mundane power source might suffice

then sacrifices a third of the creatures they control

Set: Fifth Dawn Type: Sorcery Rarity: Rare Cost: {5}{W}{W} Each player returns all artifact cards from their graveyard to the battlefield

Set: Judge Gift Cards 2011 Type: Creature — Human Wizard Rarity: Rare Cost: {1}{B} At the beginning of your upkeep

Dreadbringer Lampads [Journey into Nyx] Rowan but I believe a moreSet: Journey into Nyx Type: Enchantment Creature Nymph Rarity: Common Cost: {4}{B} Constellation Whenever Dreadbringer Lampads or another enchantment enters the battlefield under your control, target creature gains intimidate until end of turn. (It can't be blocked except by artifact creatures and or creatures that share a color with it.)