There are 4 elements to choose from in starting of the game which you can later change fire, wind, earth, water

You'll recieve and Element Picker from which you can pick an Element to begin with

This is the picture of it

when you use it you can pick an element you can also craft it to change the element

recipe of Element Picker is

each element gives you effects to turn it on you need an element controller

you can turn on/off your Effects,Particles,Super Art it's recipe is:

Here are different elements and its features

Fire

when you pick fire element you will gradually level up playing more unlocking new effects such as 

Haste,Strength 2,Fire Resistance,Night Vision,Health Boost.

You also get a sword which u can level up by fighting mobs and using your magic you cant enchant it when it is level 1 you can enchant it at level 3 and it has infinite durability at level 3

Each level of Sword unlocks new abilities

Level 1

FirGuard sets area around you in fire

Level 2

Poison gives poison effect to target

Level 3

Flare Charge shoots powerful fireballs when used while shifting

Increases damage +1

Water

when you pick water element you will gradually level up playing more unlocking new effects such as 

haste,regeneration 2,water breathing,conduit power,health boost.

You also get a sword which u can level up by fighting mobs and using your magic you cant enchant it when it is level 1 you can enchant it at level 3 and it has infinite durability at level 3

Each level of Sword unlocks new abilities

Level 1

Water Cage traps entities around you in water cage made up of stone and water with mining fatigue

Level 2

2+ Damage

Level 3

Telekinesis a very useful ability from which you can control entities around you and make them do anything with their movement you can throw them burry them etc

Earth

when you pick earth element you will gradually level up playing more unlocking new effects such as 

speed,haste 2,strength,resistance,health boost.

You also get a sword which u can level up by fighting mobs and using your magic you cant enchant it when it is level 1 you can enchant it at level 3 and it has infinite durability at level 3

Each level of Sword unlocks new abilities

Level 1

Earth cage locks entities around you in obsidian cage made up of obsidian and gives mining fatigue

Level 2

Ground Breaker Punch sends your opponents underground when you hit them

Level 3

Striking while hitting your opponents it hits them with lightning bolt

Wind

when you pick wind element you will gradually level up playing more unlocking new effects such as 

speed,jump boost,resistance,health boost,slow falling.

You also get a sword which u can level up by fighting mobs and using your magic you cant enchant it when it is level 1 you can enchant it at level 3 and it has infinite durability at level 3

Each level of Sword unlocks new abilities

Level 1

Wind launch sends all entities around you in air with a radius of 10 blocks

Level 2

Slowness slows down your target on hitting them

Level 3

Wind Push sends all entities around u far away from you 

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Apart from this you get super art which is different in each element to turn it on you need to use elemental controller

Air

you can walk on air it places leaf below you while walking in air 

Earth

It mines blocks ahead you works only in 1 direction

if gravel or sand falls on you it gets broken

Water

It makes all water source blocks around you into Blue Ice

Fire

It makes all lava source blocks around you into magma blocks