Dina, Soul Steeper | Legendary Creature | Dryad Druid | Whenever you gain life, each opponent loses 1 life.
{1}, Sacrifice another creature: Dina, Soul Steeper gets +X/+0 until end of turn, where X is the sacrificed creature's power. | Chris Rahn
4.0 LSV
Daemogoth Woe-Eater | Creature | Demon | At the beginning of your upkeep, sacrifice a creature.
When you sacrifice Daemogoth Woe-Eater, each opponent discards a card, you draw a card, and you gain 2 life. | Alex Brock
3.5 LSV
Witherbloom Apprentice | Creature | Human Druid | Magecraft — Whenever you cast or copy an instant or sorcery spell, each opponent loses 1 life and you gain 1 life. | Josh Hass
3.5 LSV