Horn of Greed [Stronghold]Set: Stronghold Type: Artifact Rarity: Rare Cost: {3} Whenever a player plays a land, that player draws a card. "Rath grows, and I am nourished." Volrath

Set: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {3} Whenever you activate an ability

{T}: Target land becomes a Forest until Gaea's Liege leaves the battlefield

−7: Search your library for any number of Elf creature cards and put them onto the battlefield

{T}: Add one mana of any of the exiled card's colors

" Put target creature card from a graveyard onto the battlefield under your control and attach Necromancy to it

Set: Friday Night Magic 2004 Type: Instant Rarity: Rare Cost: {U} Draw three cards

Set: Amonkhet Invocations Type: Sorcery Rarity: Mythic Cost: {1}{B} As an additional cost to cast this spell

that opponent discards a card

where X is the number of Allies you control

"Master your mind

Set: Shadowmoor Type: Land Rarity: Rare {T}: Add {C}

they are actually extremely social animals