Erebos's Emissary [Theros] SPA Muneco de nieve trasgo A missing piece in search

A missing piece in search of a puzzle

Set: Kaladesh Type: Enchantment Rarity: Rare Cost: {W} Creatures your opponents control enter the battlefield tapped

Set: Modern Masters 2015 Type: Creature — Human Warrior Rarity: Common Cost: {2}{G} Domain — Matca Rioters's power and toughness are each equal to the number of basic land types among lands you control

Set: Shadowmoor Type: Enchantment Rare Cost: {3}{W/U}{W/U} All permanents are enchantments in addition to their other types

Why not just set it on fire now and call it a day

Erebos's Emissary [Theros] SPA Muneco de nieve trasgo A missing piece in searchSet: Theros Type: Enchantment Creature Snake Uncommon Cost: {3}{B} Bestow {5}{B} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.) Discard a creature card: Erebos's Emissary gets +2 +2 until end of turn. If Erebos's Emissary is an Aura, enchanted creature gets +2 +2 until end of turn instead. Enchanted creature gets +3 +3.