Explosion

local function customExplosion(position, radius, maxDamage)
	local explosion = Instance.new("Explosion")
	explosion.BlastPressure = 0 -- this could be set higher to still apply velocity to parts
	explosion.DestroyJointRadiusPercent = 0 -- joints are safe
	explosion.BlastRadius = radius
	explosion.Position = position

	-- set up a table to track the models hit
	local modelsHit = {}

	-- listen for contact
	explosion.Hit:Connect(function(part, distance)
		local parentModel = part.Parent
		if parentModel then
			-- check to see if this model has already been hit
			if modelsHit[parentModel] then
				return
			end
			-- log this model as hit
			modelsHit[parentModel] = true

			-- look for a humanoid
			local humanoid = parentModel:FindFirstChild("Humanoid")
			if humanoid then
				local distanceFactor = distance / explosion.BlastRadius -- get the distance as a value between 0 and 1
				distanceFactor = 1 - distanceFactor -- flip the amount, so that lower == closer == more damage
				humanoid:TakeDamage(maxDamage * distanceFactor) -- TakeDamage to respect ForceFields
			end
		end
	end)

	explosion.Parent = game.Workspace

	-- Roblox removes explosions after a few seconds, but does not destroy them.
	-- To ensure our .Hit connection gets disconnected, destroy the explosion once it's removed.
	explosion.AncestryChanged:Connect(function()
		if not explosion.Parent then
			explosion:Destroy()
		end
	end)
end

customExplosion(Vector3.new(0, 10, 0), 12, 50)

local explosion = Instance.new("Explosion")
explosion.BlastRadius = 60
explosion.ExplosionType = Enum.ExplosionType.Craters -- damages terrain
explosion.Position = Vector3.new(0, 10, 0)
explosion.Parent = workspace

local function onDescendantAdded(instance)
	if instance:IsA("Explosion") then
		local explosion = instance
		explosion.DestroyJointRadiusPercent = 0

		local destroyJointRadiusPercent = 1
		explosion.Hit:Connect(function(part, distance)
			-- check the part is in range to break joints
			if distance <= destroyJointRadiusPercent * explosion.BlastRadius then
				-- make sure the part does not belong to a character
				if not game.Players:GetPlayerFromCharacter(part.Parent) then
					part:BreakJoints()
				end
			end
		end)
	end
end

workspace.DescendantAdded:Connect(onDescendantAdded)

local function customExplosion(position, radius, maxDamage)
	local explosion = Instance.new("Explosion")
	explosion.BlastPressure = 0 -- this could be set higher to still apply velocity to parts
	explosion.DestroyJointRadiusPercent = 0 -- joints are safe
	explosion.BlastRadius = radius
	explosion.Position = position

	-- set up a table to track the models hit
	local modelsHit = {}

	-- listen for contact
	explosion.Hit:Connect(function(part, distance)
		local parentModel = part.Parent
		if parentModel then
			-- check to see if this model has already been hit
			if modelsHit[parentModel] then
				return
			end
			-- log this model as hit
			modelsHit[parentModel] = true

			-- look for a humanoid
			local humanoid = parentModel:FindFirstChild("Humanoid")
			if humanoid then
				local distanceFactor = distance / explosion.BlastRadius -- get the distance as a value between 0 and 1
				distanceFactor = 1 - distanceFactor -- flip the amount, so that lower == closer == more damage
				humanoid:TakeDamage(maxDamage * distanceFactor) -- TakeDamage to respect ForceFields
			end
		end
	end)

	explosion.Parent = game.Workspace

	-- Roblox removes explosions after a few seconds, but does not destroy them.
	-- To ensure our .Hit connection gets disconnected, destroy the explosion once it's removed.
	explosion.AncestryChanged:Connect(function()
		if not explosion.Parent then
			explosion:Destroy()
		end
	end)
end

customExplosion(Vector3.new(0, 10, 0), 12, 50)

local function onDescendantAdded(instance)
	if instance:IsA("Explosion") then
		instance.ExplosionType = Enum.ExplosionType.NoCraters
		instance:GetPropertyChangedSignal("ExplosionType"):Connect(function()
			instance.ExplosionType = Enum.ExplosionType.NoCraters
		end)
	end
end

workspace.DescendantAdded:Connect(onDescendantAdded)

local explosion = Instance.new("Explosion")
explosion.BlastRadius = 60
explosion.ExplosionType = Enum.ExplosionType.Craters -- damages terrain
explosion.Position = Vector3.new(0, 10, 0)
explosion.Parent = workspace

local function customExplosion(position)
	local explosion = Instance.new("Explosion")
	explosion.Position = position
	explosion.Visible = false

	local attachment = Instance.new("Attachment")
	attachment.Position = position
	attachment.Parent = workspace.Terrain

	local particleEmitter = Instance.new("ParticleEmitter")
	particleEmitter.Enabled = false
	particleEmitter.Parent = attachment
	particleEmitter.Speed = NumberRange.new(5, 30)
	particleEmitter.SpreadAngle = Vector2.new(-90, 90)

	explosion.Parent = workspace
	particleEmitter:Emit(20)

	task.delay(5, function()
		if attachment then
			attachment:Destroy()
		end
	end)
end

customExplosion(Vector3.new(0, 10, 0))

local function customExplosion(position, radius, maxDamage)
	local explosion = Instance.new("Explosion")
	explosion.BlastPressure = 0 -- this could be set higher to still apply velocity to parts
	explosion.DestroyJointRadiusPercent = 0 -- joints are safe
	explosion.BlastRadius = radius
	explosion.Position = position

	-- set up a table to track the models hit
	local modelsHit = {}

	-- listen for contact
	explosion.Hit:Connect(function(part, distance)
		local parentModel = part.Parent
		if parentModel then
			-- check to see if this model has already been hit
			if modelsHit[parentModel] then
				return
			end
			-- log this model as hit
			modelsHit[parentModel] = true

			-- look for a humanoid
			local humanoid = parentModel:FindFirstChild("Humanoid")
			if humanoid then
				local distanceFactor = distance / explosion.BlastRadius -- get the distance as a value between 0 and 1
				distanceFactor = 1 - distanceFactor -- flip the amount, so that lower == closer == more damage
				humanoid:TakeDamage(maxDamage * distanceFactor) -- TakeDamage to respect ForceFields
			end
		end
	end)

	explosion.Parent = game.Workspace

	-- Roblox removes explosions after a few seconds, but does not destroy them.
	-- To ensure our .Hit connection gets disconnected, destroy the explosion once it's removed.
	explosion.AncestryChanged:Connect(function()
		if not explosion.Parent then
			explosion:Destroy()
		end
	end)
end

customExplosion(Vector3.new(0, 10, 0), 12, 50)