🗿 notawikiAcross the Obelisk Codex · the answer, not the article

← results
item  Equipment · Weapons · Uncommon
Rarity UncommonType WeaponsKey stats Piercing damage +1
Piercing damage +1. [First turn] Shuffle Impale into your deck (cost 0 and vanish).
Corrupted (purple) version
Piercing damage +2. [First turn] Shuffle Impale [Corrupted] into your deck (cost 0 and vanish).