Heart-Piercer Bow [Core Set 2020] 198 Enchanted creature gets +0/+2 and

Enchanted creature gets +0/+2 and assigns combat damage equal to its toughness rather than its power

X target creatures you control each get +2/+2 and gain trample until end of turn

and partner

Remove an oil counter from Serum Sovereign: Draw a card

Set: Dungeons & Dragons: Adventures in the Forgotten Realms Type: Creature — Vampire Rarity: Rare Cost: {3}{B}{B} Flying

Heart-Piercer Bow [Core Set 2020] 198 Enchanted creature gets +0/+2 andSet: Core Set 2020 Type: Artifact Equipment Rarity: Common Cost: {2} Whenever equipped creature attacks, Heart Piercer Bow deals 1 damage to target creature defending player controls. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)