The card themselves didnt feature keywords or mechanics that were exclusive to expansion sets, instead they feature evergreen mechanics that are more common and less complex
Illustrated by Vincent Christiaens Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Legal Comp
Bloodthirsty Conqueror is also a bomb in Foundations Limited, and also one of the most expensive FND cards definitely a vampire you're happy to find in your Foundations draft
This is a healthy hatepiece, and Im glad it exists
We see two great spikes, Card draw at 15.5 and Protection at 12 which are very important for our Merfolk Tribal build since card draw is always very important and protection helps Hakbal of the Surging Soul stay alive (which is crucial for our build) but also supports our going wide strategy
Since this is an ETB ability, you can get it again with recursion and blink effects