Revert change from 10.8.2: A spell is no longer allowed to damage or combust an entity it is not allowed to target This was causing players to not be able to damage mobs after casting friendly spells on themselves (Cure, Heal)
Restore old parameter replacement functionality, allows for templated spells and was unintentionally broken
Fix world modification not working at y < 0
Add netherside and otherside replacement rules for deepslate and tuff, not trying to handle ancient cities (yet?)