Raging River [International Collectors' Edition] 143 Set: Sun & Moon: Burning

Set: Sun & Moon: Burning Shadows Type: Basic Darkness Energy Rarity: Secret Rare

{T}: Gain control of target creature with power less than or equal to Old Man of the Sea's power for as long as Old Man of the Sea remains tapped and that creature's power remains less than or equal to Old Man of the Sea's power

But mostly blood

Set: Gym Heroes Unlimited Type: Grass Rarity: Rare Retreat cost: Colorless

Whenever Treva

Raging River [International Collectors' Edition] 143 Set: Sun & Moon: BurningSet: International Collectors' Edition Type: Enchantment Rarity: Rare Cost: {R}{R} Whenever one or more creatures you control attack, each defending player divides all creatures without flying they control into a "left" pile and a "right" pile. Then, for each attacking creature you control, choose "left" or "right." That creature can't be blocked this combat except by creatures with flying and creatures in a pile with the chosen label.