Rag Man [The Dark]Set: The Dark Type: Creature Human Minion Rarity: Rare Cost: {2}{B}{B} {B}{B}{B}, {T}: Target opponent reveals their hand and discards a creature card at random. Activate only during your turn. "Aw, he's just a silly, dirty little man. What's to be afraid of?"

Set: Rivals of Ixalan Type: Creature — Human Pirate Rarity: Uncommon Cost: {2}{B} When Forerunner of the Coalition enters the battlefield

Set: Sword & Shield: Vivid Voltage Type: Lightning Rarity: Holo Rare Retreat cost: Colorless

Set: Battle for Zendikar Type: Sorcery Rarity: Rare Cost: {3}{W}{B} Return any number of target Ally creature cards with total mana value 8 or less from your graveyard to the battlefield

reveal Progenitus and shuffle it into its owner's library instead

Set: Black & White: Boundaries Crossed Type: Colorless Rarity: Uncommon Retreat cost: 0

then put a +1/+1 counter on Grimgrin

Set: Black & White: Legendary Treasures Type: Dragon Rarity: Holo Rare Retreat cost: Colorless

where X is the sacrificed creature's mana value

Then you search your library for two cards and put them into your hand

I have not discovered it

Kiora Type: Creature — Human Soldier Rarity: Rare Cost: {4}{W}{W} Vigilance (Attacking doesn't cause this creature to tap

Set: Fourth Edition Type: Artifact Creature — Bird Rarity: Rare Cost: {5} Flying