Mystic Retrieval [Commander 2015]

Mystic Retrieval [Commander 2015]Set: Commander 2015 Type: Sorcery Rarity: Uncommon Cost: {3}{U} Return target instant or sorcery card from your graveyard to your hand. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

If it comes up heads

Set: Planechase Type: Sorcery Rarity: Common Cost: {3}{B} Each other player discards a card

Set: Commander 2011 Type: Sorcery Rarity: Uncommon Cost: {2}{B} Search your library for up to three creature cards

but with understanding of all the old ones

it deals 1 damage to target creature defending player controls

Set: Tempest Type: Creature — Dauthi Minion Rarity: Uncommon Cost: {3}{B} Shadow (This creature can block or be blocked by only creatures with shadow

Myth Realized becomes a Monk Avatar creature in addition to its other types and gains "This creature's power and toughness are each equal to the number of lore counters on it

While it's phased out

Set: Arena League 2006 Type: Sorcery Rarity: Rare Cost: {W}{B} Target opponent reveals their hand

Set: Eldritch Moon Type: Creature — Eldrazi Beast Rarity: Uncommon Cost: {9} Emerge {7}{G} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value

"Crosis is the eye of the ur-dragon

Set: Eighth Edition Type: Instant Rarity: Uncommon Cost: {W} Rain of Blades deals 1 damage to each attacking creature