There are a few Upgrades that determine their targets based on a block below them.

• Auto Attacker
• Fan
• Potion Diffuser

These Below Blocks are Supported:

• Netherite - Usually has special amplified effects.
• Emerald - Targets Players
• Diamond - Targets Monsters (Zombies, Creepers, Skellies, Blaze, Most of your Hostile Mobs [But Not Slimes])
• Gold - Targets Animals (Horses, Pigs, Cows, Sheep, Most of your Passive Mobs)
• Lapis - Targets Flying Mobs (Bats, Phantoms)
• Iron - Targets Creatures (Monsters + Animals)
• Coal - Targets Mobs (Monsters + Animals + Flying)