Bloodchief Ascension [Zendikar]Set: Zendikar Type: Enchantment Rarity: Rare Cost: {B} At the beginning of each end step, if an opponent lost 2 or more life this turn, you may put a quest counter on Bloodchief Ascension. (Damage causes loss of life.) Whenever a card is put into an opponent's graveyard from anywhere, if Bloodchief Ascension has three or more quest counters on it, you may have that player lose 2 life. If you do, you gain 2 life.

Remove a +1/+1 counter from Walking Ballista: It deals 1 damage to any target

It has "This creature's power and toughness are each equal to the number of experience counters you have

When Stocking Tiger deals combat damage to a player

Set: Explorers of Ixalan Type: Sorcery Rarity: Mythic Cost: {3}{U}{U} Target player takes an extra turn after this one

Set: Base Set 2 Type: Water Rarity: Holo Rare Retreat cost: Colorless

{T}: Search your library for a colorless creature card

Set: Unlimited Edition Type: Artifact Rarity: Rare Cost: {0} {T}: Add {B}

Set: Beta Edition Type: Artifact Rarity: Rare Cost: {2} At the beginning of each player's draw step

Set: McDonald's Promos: 2015 Collection Type: Lightning Rarity: Promo Retreat cost: Colorless

put that card into your hand

or their next attack this day gains +1 [Power]

Set: Alpha Edition Type: Artifact Rarity: Uncommon Cost: {1} Whenever a player casts a black spell