The Goblin Sparring Grounds enters tapped.
: Add
or
. If this mana is spent to
castTo cast a spell is to take it from the zone it’s in (usually the hand), put it on the stack, and pay its costs, so that it will eventually resolve and have its effect. A player may cast a spell if they have priority. See rule 601, “Casting Spells.”
To cast a card is to cast it as a spell. (CR 701.5) a Goblin spell, you get an experience
counterTo counter a spell or ability is to cancel it: remove it from the stack without resolving it. A counter on an object or player is instead a marker that changes characteristics or interacts with rules or abilities; for example, a +1/+1 counter modifies a creature’s power and toughness. (CR 701.6; 122.1).
: Until end of turn, The Goblin Sparring Grounds becomes a Goblin creature in addition to its other types and gains "This creature's power and toughness are each equal to the number of experience
countersTo counter a spell or ability is to cancel it: remove it from the stack without resolving it. A counter on an object or player is instead a marker that changes characteristics or interacts with rules or abilities; for example, a +1/+1 counter modifies a creature’s power and toughness. (CR 701.6; 122.1) you have."
The Goblin Sparring Grounds can be your
commanderA designated card for a Commander deck, governed by the command-zone, color-identity, and Commander rules. (CR 903).