The Countering Runner [Mystery Booster 2 Playtest Cards] 118 ready to blow it all

ready to blow it all and start over again the next day

or cards that trigger a powerful effect

Set: The Lost Caverns of Ixalan Special Guests Type: Creature — Merfolk Rarity: Rare Cost: {U}{U} Other Merfolk get +1/+1 and have islandwalk

and the forest was rising

The Countering Runner [Mystery Booster 2 Playtest Cards] 118 ready to blow it allSet: Mystery Booster 2 Playtest Cards Type: Legendary Creature Merfolk Gamer Rarity: Rare Cost: {3}{U}{U} Spells you cast that would counter a spell cost {U}{U} less to cast. Whenever a spell an opponent controls is countered by a spell or ability you control, draw a card. The Countering Runner deals 2 psychic damage to that player. (Psychic damage doesn't cause loss of life, but a player who's been dealt 20 psychic damage loses the game.) Ready to