Walking Ballista [Secret Lair Drop Series] Grand Prix Promos Set: Eldritch Moon Type: Sorcery

Set: Eldritch Moon Type: Sorcery Rarity: Uncommon Cost: {1}{B} Target opponent discards a card at random

but how could that be

Set: Coldsnap Type: Enchantment Rarity: Rare Cost: {1}{R} Cumulative upkeep—Add {R}

Set: World Championship Decks 2004 Type: Artifact Land Rarity: Common {T}: Add {W}

*Richard III*

Walking Ballista [Secret Lair Drop Series] Grand Prix Promos Set: Eldritch Moon Type: SorcerySet: Secret Lair Drop Series Type: Artifact Creature Construct Rarity: Rare Cost: {X}{X} Walking Ballista enters the battlefield with X +1 +1 counters on it. {4}: Put a +1 +1 counter on Walking Ballista. Remove a +1 +1 counter from Walking Ballista: It deals 1 damage to any target.