I'm going to share some minigames made by me to u guys :)
Some of them might be slightly similar to games that already exist but I swear I came up with these games myself
I'm also building the maps in MultiCraft and I will share it soon
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1# Gladiator Games
Players: 32
Type: Battle
Level: Hard
4 Teams, with 4 players in each team will face off against each other with any weapon they have. The last team standing survives. There will be traps and obstacles placed around the arena.

2# Bowminton
Players: 2-4
Type: Sport
Level: Hard
2 Teams, with either 2 or 1 player(s) will have a Bow and a lot of arrows. There will be a net in the middle and the opponent has to try to shoot the other team with the bow and kill them. The net blocks direct arrows to make it harder. This game is based off Badminton.

3# Parkour Master
Players: 4-8
Type: Parkour
Level: Medium
Individual players will spawn on a parkour course, they have to try to get to the finish line. Players will also spawn with a Wooden Sword enchanted with Knockback to knock players into the lava below.

4# Race To The End
Players: 16
Type: Race
Level: Extreme
Teams of 4 will spawn at the End Dimension with an Elytra and a Iron Sword. They will have to race though the End to different Outer End Islands, there will be hoops of fire to guide them. Outer End Islands have hidden chests that contain Fireworks, better Swords, Bows, Arrows, etc. The first team to reach the last Outer End Island wins. 4 Ender Dragons will also be released to chase after the players and kill them.