+thirst (22)
Exile target creature. Put X +1/+1 counters on a commander creature you control, where X is the power of the creature exiled this way.
Kicker (You may pay an additional as you cast this spell.)
Destroy target creature or planeswalker with mana value 2 or less. If this spell was kicked, instead destroy target creature or planeswalker.
Flying, trample
Whenever Bloodthirster deals combat damage to a player, untap it. After this phase, there is an additional combat phase.
Bloodthirster can't attack a player it has already attacked this turn.
Haste
When Bloodthirsty Adversary enters the battlefield, you may pay any number of times. When you pay this cost one or more times, put that many +1/+1 counters on Bloodthirsty Adversary, then exile up to that many target instant and/or sorcery cards with mana value 3 or less from your graveyard and copy them. You may cast any number of the copies without paying their mana costs.
Flying
Whenever you gain life, put a +1/+1 counter on Bloodthirsty Aerialist.
Equipped creature gets +2/+0 and is goaded. (It attacks each combat if able and attacks a player other than you if able.)
: Attach Bloodthirsty Blade to target creature an opponent controls. Activate only as a sorcery.
: Put a devotion counter on Bloodthirsty Ogre.
: Target creature gets -X/-X until end of turn, where X is the number of devotion counters on Bloodthirsty Ogre. Activate only if you control a Demon.
If was spent to cast this spell, you may have target creature get -3/-3 until end of turn. If was spent to cast this spell, you may have target creature get +3/+3 until end of turn. (Do both if was spent.)
Enchant player
At the beginning of enchanted player's upkeep, Curse of Thirst deals damage to that player equal to the number of Curses attached to them.
Enchant creature
Enchanted creature has lifelink and "Whenever a creature an opponent controls dies, put a +1/+1 counter on this creature." (Damage dealt by a creature with lifelink also causes its controller to gain that much life.)
Whenever enchanted creature deals combat damage to a player, you may return target creature card from your graveyard to your hand.
You gain 1 life. Target creature gets -X/-X until end of turn, where X is the amount of life you gained this turn.
Sorin's Thirst deals 2 damage to target creature and you gain 2 life.
When Thirst enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
At the beginning of your upkeep, sacrifice Thirst unless you pay .
Draw three cards. Then discard two cards unless you discard a basic land card.
Draw three cards. Then discard two cards unless you discard an artifact card.
Draw three cards. Then discard two cards unless you discard an enchantment card.
Equipped creature gets +4/+0.
At the beginning of your end step, if equipped creature didn't deal combat damage to a creature this turn, sacrifice it.
Equip
Other Vampires you control get +1/+1.
Choose one —
• Search your library for a basic land card, reveal it, put it into your hand, then shuffle.
• Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
Lifelink
: Thirsting Shade gets +1/+1 until end of turn.
When Unquenchable Thirst enters the battlefield, if you control a Desert or there is a Desert card in your graveyard, tap enchanted creature.
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