Magic Crush

crush:
# You can put the name and description in here
# If you don't want to mess with messages.yml
    name: Crush
    description: Crush your opponent with an explosion

    icon_url: http://textures.minecraft.net/texture/70df3afc6a6035b189f83d2cfc84ff9ffe33750273247d1e41acb5a805f54
    alias: crush
    icon: fireball
    category: combat
    pvp_restricted: true
    worth: 1000
    upgrade_required_path: apprentice
    upgrade_required_casts: 50
    actions:
        cast:
        - class: Explosion
        # These two actions are unrelated, so they just
        # go in a list like this, no need for another "actions"
        - class: Damage
    effects:
        cast:
        -  class: EffectSingle
           sound: explode
        -  class: EffectTrail
           firework: ball_large
           color: '33CC33'
           color2: 'FFFF00'
        -  class: EffectTrail
           firework: ball_large
           color: '33CC33'
           color2: 'FFFF00'
        -  class: EffectTrail
           firework: ball_large
           color: '33CC33'
           color2: 'FFFF00'
    parameters:
        # Boom only targets blocks, but you want this to target
        # entities (other than the player casting it)
        target: other
        # Only target living entities
        target_type: LivingEntity
        # This will make it so you have to hit your target precisely to
        # do the direct damage. There are other options but this should
        # work the best
        hitbox: true
        allow_max_range: false
        # A range of 320 (blocks) is kind of insane - and I think
        # Spigot now limits this to something more "sane"
        range: 64
        break_blocks: false
        # This will be a massive explosion ..
        # You could also just use an AreaOfEffect on the damage
        # instead, since the explosion isn't breaking blocks.
        size: 100
        cooldown: 2000
        undo: 3000
        damage: 100
    costs:
        mana: 50