Walking Ballista [Secret Lair Drop Series] Return to Ravnica {T}: Untap X target lands

{T}: Untap X target lands

but you may put it on top of your library instead of into your graveyard

Set: Secret Lair Drop Series Type: Legendary Creature — Human Soldier Rarity: Mythic Cost: {B}{R}{G}{W} Vigilance

you may search your library for a colorless creature card with converted mana cost 7 or greater

Set: Limited Edition Beta Type: Enchantment — Aura Uncommon Cost: {1}{B} Enchant creature card in a graveyard When Animate Dead enters the battlefield

Walking Ballista [Secret Lair Drop Series] Return to Ravnica {T}: Untap X target landsSet: 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.