Walking Ballista [Double Masters]

Walking Ballista [Double Masters]Set: Double Masters 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.

copy it for each permanent put into a graveyard this turn

create a 1/1 colorless Thopter artifact creature token with flying for each +1/+1 counter on Hangarback Walker

"What would you say is my greatest attribute

{1}: Morphling gets +1/-1 until end of turn

Set: Commander 2015 Type: Legendary Creature — Angel Rarity: Mythic Cost: {3}{R}{W} Flying

Set: Beta Edition Type: Sorcery Rarity: Uncommon Cost: {3}{R} Destroy all Plains

And now I see exactly how to kill you

Set: Unlimited Edition Type: Creature — Human Assassin Rarity: Rare Cost: {1}{B}{B} {T}: Destroy target tapped creature

you may attach it to target creature you control

Set: Exodus Type: Enchantment Rarity: Rare Cost: {1}{G} {G}

Crew 4 (Tap any number of creatures you control with total power 4 or more: This Vehicle becomes an artifact creature until end of turn

Sacrifice another creature: Search your library for a creature card with mana value X or less