What type of card is The Countering Runner?

Q: What type of card is The Countering Runner?

The Countering Runner is a Legendary Creature — Merfolk Gamer. Its oracle text reads: "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 run (You can have two commanders if both have ready to run.)"

The Countering Runner

Legendary Creature — Merfolk Gamer

Spells you cast that would counter a spell cost 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 run (You can have two commanders if both have ready to run.)

Set Unknown Event

Rarity Rare

Mana Value 5

Collector # RU05b

Scryfall