The dash of lifegains far from flavor text considering the overlap between lifegain synergies and sacrifice strategies as evidenced by cards like Blood Artist and Vengeful Bloodwitch
It's worth mentioning, by going this route you get to onboard Odion while mitigating some of its conventional downsides: Matchup wise, Odion is vulnerable into Ryzeal - Detonator makes life hard on critical cards like Treasures and the Apophis monsters (Lode too if it's a Primite variant) but with Lab as the main engine you're not nearly as susceptible, and conversely, have some powerful tools into them you wouldnt have otherwise
The card, among the most expensive Japanese Scarlet and Violet cards, has metallic glints and a strong blue aesthetic that complements the Ice/Dark theme
Heres how it works: If a monster(s) is summoned to a zone this card points to, you can immediately banish that monster(s), as well as every spell and trap card on the field , inflicting 500 LP damage to your opponent for each card of theirs that gets banished
I see lots of triple creature tribes in these cards