All controls are changeable in settings
here are the basic movement keys for QWERTY keyboards

Movement Keys W>Up
Left<A S D>Right
V
Down

Down is crouch/fall faster
Right and Left make you walk
Up makes you jump

Quick Draw>just shoot right when you grab a gun for 100% accuracy

High Jump>punch block and jump all in the same 4th of a second to jump 27% higher

Surprise>be the first to a spear/sword on a spear/sword only map hide in a corner and wait till a player comes and be all like SURPRISE!!! and throw it at them

Jet Pack>on any small or mostly void map try to reach a mini gun no matter what then quickly point down jump and hold your shoot button AND FLY!!!

Sniper>try to get a bouncer or sniper gun and try to snipe enemies in the head or shoot them when unexpected

Nuke>reach something explosive get to the highest point and spray bombs everywhere

Hide>play with strangers so they don't know that you are good at the game and so that they ignore you and then hide as fast as you can and then wait till its just 1 guy left and then pounce him

Building>just crouch/lay down for the whole match and try to punch anybody that comes near you for some reason this works really well my friend does it a lot i dunno how it works so well i cannot ever hit him

Quick One>just run like the wind towards each player and punch them down while also doing a lot of blocks but not too many or it does not work

There are many weapons i will sort them into groups and rank them by power NOTE i am not gonna rate all the weapons just a few popular ones and also NOTE this is only my ranking you might find some of these weapons belong in other places on the leaderboard

MISC>Black Hole 1.
Snake>Snake Minigun 2.
Melee>Fire Blade 3.
MISC>Infinity Gun 4.
Removed> Angel Sword 5.
MISC>Glue Gun 6.
Pistol>God Pistol 7.
Removed>Fan 8.
Rifle>Sniper 9.
Rifle>Bounce Rifle 10.

There are many maps each in their own category here are some popular map categories

Halloween. famous for its boss levels and pumpkin guns
Christmas. famous for players not knowing what weapon they are picking up
Factory. famous for its moving blocks and very unique maps
Western. famous for the stick man killing snakes and maps that take a whole ton of speed
Desert. famous for boxes boxes and boxes oh and very destructible maps

You may host and have many options to use for customizing your world here is some chaotic lil mixes i thought of and tested

The Void>Only enable black hole gun as a weapon and only enable factory maps do 300 hp
Ice Age>Choose only maps made of ice and choose the only weapon to be sniper
Boxalypse>Just make it box only maps and no weapons
BOOM!>Easy just do explosive weaponry only and the maps should be explosive too
???>Custom maps only and do the awesome weapons only