1 - Introduction
1b - Details
2 - Custom Charset
3 - Sprites
4 - Move the sprite
5 - Build a screen
6 - Collision
7 - Gravity
8 - Sprite Objects
9 - Moving Objects
10 - Colliding Objects
11 - Dying - Restart
12 - Shooting
13 - Char Items
14 - Picking up Items
15 - Level Progressing
16 - Score Display
17 - Sprite Animation
18 - Enemy Movement
19 - Enemy: The Mummy
20 - Reload, Item effects
21 - Title Screen
22 - Highscore
23 - Name Entry
24 - Persisting Scores
25 - Title Split Screen
26 - Enemy: Zombie
27 - Enemy: Hiding Bat
28 - New Screen Elements
29 - Color Gradient
30 - Name Entry in Title
31 - New Stages
32 - Bug Fixing #1
33 - Gameplay #1
34 - New Items
35 - Enemy: Spider
36 - Enemy Recoil
37 - Dying Animation
38 - A Second Player
39 - Adding Music
40 - Spawn Spots
41 - Graphical Update
42 - New Enemies #1
43 - New Enemies #2
44 - New Enemies #3
45 - Screen Editor
46 - Chapter Intro
47 - Gameplay #2
48 - New Chapter #1
49 - Bug Fixing #2
50 - Item Update
51 - Coop Game Mode
52 - Spawn Warning
53 - Boss #1
54 - Bug Fixing #3
55 - New Chapter #2
56 - Boss #2
57 - Borderless Stages
58 - Custom Game Music
59 - Boss #3 Preparing
60 - Boss #3
61 - Black Sewage
62 - GET READY
63 - Music in IRQ
64 - Bug Fixing #4
65 - Shot Flash
66 - New Chapter #3
67 - GAME OVER
68 - Sam Enhancement
69 - New Chapter #4
70 - Boss #4
71 - Sam Update #2
72 - Chapter Conclusion
73 - Packing Exomizer
74 - Boss #5
75 - Waterfalls
76 - New Chapter #5
77 - Boss #6
78 - Story Updates
79 - Spawn Waves
80 - Gates of Hell #1
81 - Super Bullet Item
82 - Gates of Hell #2
83 - Demon Blood Item
84 - Gates of Hell #3
85 - Gates of Hell #4
86 - Story Page Update
87 - Gates of Hell #5
88 - The Final Boss
89 - The Final Final Boss
90 - Boss Update #1
91 - Boss Update #2
92 - Boss Update #3
93 - Sam Update #3
94 - Real Coop Mode
95 - Fairness Update
96 - Sound Effect Mode
97 - Enemy Bat Update
98 - Extro!
99 - Final Bug Fixes
100 - The End