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Tileset : https://bakudas.itch.io/genericdunge...
Player Sprite : https://rvros.itch.io/animatedpixel...

Tilemaps : https://docs.godotengine.org/en/stabl...
Nav : https://docs.godotengine.org/en/stabl...
2D skeletons : https://docs.godotengine.org/en/stabl...

Timestamps by @aunber :

Node2D: 0:30
Camera2D: 0:40
Animated/Sprite2D: 0:53
CollisionObject2D: 1:08
PhysicsBody2D: 1:18
Collision Polygon/Shape 2D: 1:26
StaticBody2D: 1:38
AnimatableBody2D: 1:54
RigidBody2D: 2:09
CharacterBody2D: 2:20
Joint2D: 2:32
DampedSpringJoint2D: 2:42
GrooveJoint2D: 2:52
PinJoint2D: 3:03
Area2D: 3:11
AudioListener2D: 3:30
AudioStreamPlayer2D: 3:40
CPU/GPU Particles 2D: 3:50
TileMap: 4:09
CanvasModulate: 4:30
Light2D: 4:40
PointLight2D: 4:47
DirectionalLight2D: 5:11
LightOccluder2D: 5:24
Line2D: 5:34
Marker2D: 5:48
MeshInstance2D: 5:57
MultiMeshInstance2D: 6:06
Navigation Region/Link/Obstacle 2D: 6:16
Parallax Background/Layer: 6:36
Follow/Path2D: 6:48
Polygon2D: 6:59
Raycast2D: 7:08
ShapeCast2D: 7:17
RemoteTransform2D: 7:29
Skeleton2D Physical/Bone2D: 7:43
VisibleOnScreen Enabler/Notifier 2D: 8:02
CanvasGroup: 8:18
BackBufferCopy: 8:28