The Keeper of Four Scythes [Unknown Event] Apocalypse create a token that's a

create a token that's a copy of this creature

that player sacrifices all but that many permanents

" —Azguri

Then C=v(a²+b²)

• Add {R} for each card in target opponent's hand

The Keeper of Four Scythes [Unknown Event] Apocalypse create a token that's aSet: Unknown Event Type: Legendary Creature Human Wizard Rarity: Rare Cost: {3}{W}{W} Echo {3}{W}{W} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When The Keeper of Four Scythes enters, create four Scythe tokens. (They're Equipment with "Equipped creature gets +1 +1" and equip {2}.) Equipped creatures you control get +1 +1.