https://hub.spigotmc.org/javadocs/spigot/org/bukkit/block/Block.html#getDrops(org.bukkit.inventory.ItemStack,org.bukkit.entity.Entity) https://hub.spigotmc.org/javadocs/spigot/org/bukkit/block/Block.html#isPreferredTool(org.bukkit.inventory.ItemStack) https://hub.spigotmc.org/javadocs/spigot/org/bukkit/block/Block.html#getBreakSpeed(org.bukkit.entity.Player)