Underground River [Tenth Edition] SPA Chirriante kathari {T}: Counter target spell unless

{T}: Counter target spell unless its controller pays {1}

Set: Dominaria Promos Type: Creature — Elf Knight Rare Cost: {G}{G}{G} Steel Leaf Champion can't be blocked by creatures with power 2 or less

Set: Commander 2016 Type: Artifact Rare Cost: {X}{X}{X} Astral Cornucopia enters the battlefield with X charge counters on it

"Don't be afraid when you hear the wolves howl

Set: Aether Revolt Prerelease Promos Type: Artifact Rarity: Rare Cost: {3} Nonartifact spells you cast have improvise

Underground River [Tenth Edition] SPA Chirriante kathari {T}: Counter target spell unlessSet: Tenth Edition Type: Land Rarity: Rare {T}: Add {C}. {T}: Add {U} or {B}. Underground River deals 1 damage to you.