Who are these people at Deadpool's wedding?

Question

Who are these people, and what universes are they from?

Answer 1

There is a marvel guide picture for it and shows count of 236, contrary to my own comment

With inspiration from reddit, manual eyeballing, and the help of Julian, below is the list of characters seen in the wedding:-

1. Devil Dinosaur
2. Snowbird
3. Moon Boy
4. Shaman
5. Sasquatch
6. Guardian
7. Northstar
8. Aurora
9. Vindicator
10. Marrina
11. Pixie
12. Starfox
13. The White Tiger
14. Union Jack
15. Collective Man
16. Spitfire
17. Giant-Man / Hank Pym
18. Vision
19. Collective Man
20. Alexis
21. The Silver Surfer
22. The Red Guardian
23. D-man
24. Velocidad
25. Quicksilver
26. Transonic
27. Wiccan
28. Lucky in The Sky
29. Groot
30. Prodigy
31. Drax
32. Gamora
33. Mantis
34. Collective Man
35. The original angel
36. Ghost Rider
37. Madrox The Multiple Man
38. Madrox The Multiple Man
39. Madrox The Multiple Man
40. Scarlet Spider
41. Quasar
42. Jim_Hammond The First Human Torch
43. Venom
44. Colleen Wing
45. Misty Knight
46. Chod
47. Cr'ree
48. Darkhawk
49. Star Lord
50. B'nee Warstar
51. C'cil Warstar
52. Gravity
53. The Fin
54. 3-D Man
55. Nighthawk
56. Rage
57. Tigra
58. Scintilla
59. Starbolt
60. Neuron
61. Oracle
62. Mentor
63. Earthquake
64. Fang
65. Electron
66. Manta
67. Hussar
68. Pulsar (also known as Impulse)
69. Fin Fang Foom
70. The Watcher
71. Red Raven
72. Stingray
73. Dust
74. The Shroud
75. Hobgoblin
76. Astra
77. Gladiator
78. Man-Thing
79. Amadeus Cho
80. Shanna the She-Devil
81. Son of Satan
82. Eye-Robot
83. The Champion
84. Red Hulk
85. Sif
86. Valkyrie
87. Fandral
88. Hogun
89. Volstagg
90. Beta Ray Bill
91. Odin
92. Hercules
93. Balder
94. Thor-Girl
95. Machine Man
96. Daredevil
97. Spider-Man
98. Darla Deering
99. Lockjaw
100. Hairball
101. Frog Thor
102. Ms. Lion
103. Onome
104. Alex Power
105. Tong
106. Korr
107. Mik
108. Sunspot
109. Forbush Man
110. Captain Universe
111. Hawkeye
112. Photon
113. Manifold
114. Black Panther
115. Captain Marvel
116. Smasher
117. Abyss
118. Falcon
119. Hyperion
120. Starbrand
121. Nightmask
122. M-11
123. Namora
124. Venus
125. Jimmy Woo
126. Gorilla Man
127. Black Swan
128. Wu
129. Vil
130. Dragon Man
131. Iceman
132. Nova
133. Havok
134. Rogue
135. Storm
136. Captain Britain
137. Meggan
138. Gargoyle
139. Sunfire
140. The Scarlet Witch
141. Wonder Man
142. The Beast
143. Namor
144. Blue Marvel
145. Iron Fist
146. Quentin Quire
147. Kid Gladiator
148. Honey Lemon
149. Gorgon
150. Karnak
151. Black Bolt
152. Triton
153. Cannonball
154. Ex Nihilo
155. Dagger
156. Cloak
157. Jubilee
158. Shogo
159. Psylocke
160. Benjamin Deeds
161. Fabio Medina
162. Magneto
163. Eva Bell
164. Cyclops
165. Emma Frost
166. Elsa Bloodstone
167. Kitty Pryde
168. Lockheed
169. The Thing
170. Human Torch
171. Invisible Woman
172. Mr. Fantastic
173. Medusa
174. Crystal
175. Yondu
176. Raunak
177. Moon Knight
178. Spider-Woman
179. Anarchist
180. Doop
181. The original Cyclops
182. The original Marvel Girl
183. The original Iceman
184. The original Beast
185. Rachel Summers
186. Magik
187. Colossus
188. The Stepford Cuckoos
189. The Stepford Cuckoos
190. The Stepford Cuckoos
191. Triage
192. Broo
193. Iron Man
194. Thor
195. Franklin Richards
196. Val Richards
197. Ant-Man (Scott Lang)
198. Brian Posehn
199. Scott Koblish
200. Val Staples
201. Axel Alonso
202. Mike Hawthorne
203. Dr. Strange
204. The Hulk
205. The Impossible Man
206. Squirrel Girl
207. Lady Deadpool
208. Siryn
209. Domino
210. The Wasp
211. Captain America
212. Wolverine
213. The Bride (Spoiler Alert)
214. Deadpool
215. Cable
216. Nightcrawler
217. She-Hulk
218. Luke Cage
219. Declan Shalvey
220. Jordie Bellaire
221. Gerry Duggan
222. Zombie Headpool
223. Widget
224. Rocket Raccoon
225. Leech
226. Artie
227. Danielle Jones-Cage
228. Jessica Jones
229. Jordan White
230. Evil Deadpool
231. Monkey Joe
232. Dogpool
233. Krakoa
234. Katie Power
235. Jack Power
236. Puck