Hope this help you plan out budget of your video game project. ;-)

How Much Does It Cost to Make Unreal Engine Games? - medium https://medium.com/@burnsana2/how-much-does-it-cost-to-make-...

Fox Engine:

Metal Gear Solid 5 Fox Engine Tech Demo - youtube
https://www.youtube.com/watch?v=_18nXt_WMF4

Metal Gear Solid 5 Red Band Trailer (E3 2013 ) - youtube
https://www.youtube.com/watch?v=NL4ZxDWLwpM

CRYENGINE:

CRYENGINE 5.6 Tech Trailer - youtube
https://www.youtube.com/watch?v=vUyWwqY-pYc

Crysis 3 | 7 Wonders Episode 3 "Cause and Effect" - youtube
https://www.youtube.com/watch?v=DSyb6YyaSag

next-gen:

Why next-gen games have next-gen prices - arstechnica https://arstechnica.com/gaming/2006/12/8479/

Is a Realistic Water Bubble Simulation Possible? - youtube
https://www.youtube.com/watch?v=O-52enqUSNw

How Games Have Worked for 30 Years to Do Less Work - youtube
https://www.youtube.com/watch?v=CHYxjpYep_M

game history:

How Much Does It Cost to Make a Video Game? - techspot https://www.techspot.com/article/771-cost-of-making-a-game/

The true story of the worst video game in history - engadget https://www.engadget.com/2014-05-01-true-story-et-atari.html

Mario:

How Super Mario Helped Nintendo Conquer the Video Game World - history https://www.history.com/news/super-mario-history-nintendo-do...

History of Super Mario (1985 - 2020) - youtube https://www.youtube.com/watch?app=desktop&v=JO86YAiYFjc

Nintendo HQ:

Nintendo’s old and new HQ (headquarters) in Kyoto - sharing kyoto https://sharing-kyoto.com/See-Do/magazine/td008279

Tour inside Nintendo headquarters in 1970 - beforemario http://blog.beforemario.com/2018/11/nintendos-office-and-fac...

Arcade Game:

Arcade Game: Popeye (1982 Nintendo) - youtube https://www.youtube.com/watch?v=hErObuqvlHs

Mario Bros. (Arcade) Playthrough - youtube https://www.youtube.com/watch?v=Qn5z1x9N_jE

Game Studios:

The Biggest Video Game Design Studios and Game Publishers of All Time - gamedesigning https://www.gamedesigning.org/game-development-studios/

Video game studios. >=)

Angry Birds:

Angry Birds Gameplay #1 Poached Eggs Level 1-21 - youtube https://www.youtube.com/watch?v=aiiQ8btusrs

What programming language is Angry Birds written in? - quora https://www.quora.com/What-programming-language-is-Angry-Bir...

Lua:

TIL Angry Birds was coded in Lua - reddit https://www.reddit.com/r/ComputerCraft/comments/344inp/til_a...

What is the best lua game engine? - reddit
https://www.reddit.com/r/lua/comments/kyl691/what_is_the_bes...

Game Billionaire:

Finnish Businessman’s Early Bet on Angry Birds Is Making Him a Billionaire - bloomberg https://www.bloomberg.com/news/articles/2017-08-14/angry-bir...

Angry Birds actually use Box2D engine and coded the game in C++/Objective C but likely with a Java wrapper for Android, but you can try those lua game engine for 2d games only. =/

C++ and Java:

Why is C++ more popular than Lua for gaming? - quora https://www.quora.com/Why-is-C-more-popular-than-Lua-for-gam....

I can't think about another video game using Java. I mean, there WILL be more but i haven't saw them. - reddit
https://www.reddit.com/r/ProgrammerHumor/comments/100fnog/i_...

Markus Persson - forbes
https://www.forbes.com/profile/markus-persson/?sh=2252166d69...

Gaming Revenue:

List of best-selling video games - wikipedia https://en.wikipedia.org/wiki/List_of_best-selling_video_gam...

$300 Billion of Video Gaming Revenue, by Segment (2017-2026F) - visualcapitalist https://www.visualcapitalist.com/sp/video-games-industry-rev...

Product People Buy:

Value Props: Create a Product People Will Actually Buy - youtube
https://www.youtube.com/watch?v=q8d9uuO1Cf4

Stick to c++ mostly or lua and not waste time in other less powerful programming languages. Keep it simple and make the minimum viable product (MVP). >=)