M:tG card similarity search
· Artifact — Contraption
Whenever you crank Dogsnail Engine, target player gains life equal to the greatest power among creatures you control.
| Name | Mana | Type | Text | 
|---|---|---|---|
| Soul Conduit | 6 | Artifact | {6}, {T}: Two target players exchange life totals. | 
| Sigarda's Splendor | 2WW | Enchantment | As Sigarda's Splendor enters the battlefield, note your life total. At the beginning of your upkeep, draw a card if your life total is greater than or equal to the last noted life total for Sigarda's Splendor. Then note your life total. Whenever you cast a white spell, you gain 1 life. | 
| Setessan Petitioner | 1GG | Creature — Human Druid | When Setessan Petitioner enters the battlefield, you gain life equal to your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.) 2/2 | 
| Arni Slays the Troll | RG | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Target creature you control fights up to one target creature you don't control. II — Add {R}. Put two +1/+1 counters on up to one target creature you control. III — You gain life equal to the greatest power among creatures you control. | 
| Essence Harvest | 2B | Sorcery | Target player loses X life and you gain X life, where X is the greatest power among creatures you control. | 
| Glint Weaver | 5GG | Creature — Spider | Reach When Glint Weaver enters the battlefield, distribute three +1/+1 counters among one, two, or three target creatures, then you gain life equal to the greatest toughness among creatures you control. 3/3 | 
| Revenge | 4WB | Sorcery | Double your life total. Target opponent loses half their life, rounded up. | 
| Luminate Primordial | 5WW | Creature — Avatar | Vigilance When Luminate Primordial enters the battlefield, for each opponent, exile up to one target creature that player controls and that player gains life equal to its power. 4/7 | 
| Sunscourge Champion | 2W | Creature — Human Wizard | When Sunscourge Champion enters the battlefield, you gain life equal to its power. Eternalize—{2}{W}{W}, Discard a card. ({2}{W}{W}, Discard a card, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Human Wizard with no mana cost. Eternalize only as a sorcery.) 2/3 | 
| Astarion, the Decadent | 4WB | Legendary Creature — Vampire Elf Rogue | Deathtouch, lifelink At the beginning of your end step, choose one — • Feed — Target opponent loses life equal to the amount of life they lost this turn. • Friends — You gain life equal to the amount of life you gained this turn. 4/4 |