Four simple fire themed spells for you:
Dragonfire- The most destructive of fire attacks, we all love it, don`t we?
[CE_CAN_DO_INTERACTION:START:0]
[CDI:ADV_NAME:Conjure Dragonfire]
[CDI:INTERACTION:MATERIAL_EMISSION]
[CDI:USAGE_HINT:ATTACK]
[CDI:BP_REQUIRED:BY_CATEGORY:MOUTH]
[CDI:FLOW:DRAGONFIRE]
[CDI:TARGET:C:LINE_OF_SIGHT]
[CDI:TARGET_RANGE:C:15]
[CDI:VERB:utter the true name of fire itself conjuring destructive dragonfire, which bursts forth from your mouth :utters an ancient word which sets the air itself aflame:NA]
[CDI:MAX_TARGET_NUMBER:C:1]
[CDI:WAIT_PERIOD:1000]
Fireball- A single, spammable, ball of fire. Most of the time it deals minor damage.
[CE_CAN_DO_INTERACTION:START:0]
[CDI:ADV_NAME:Cast fireball]
[CDI:INTERACTION:MATERIAL_EMISSION]
[CDI:USAGE_HINT:ATTACK]
[CDI:BP_REQUIRED:BY_CATEGORY:HAND]
[CDI:FLOW:FIREBALL]
[CDI:TARGET:C:LINE_OF_SIGHT]
[CDI:TARGET_RANGE:C:15]
[CDI:VERB:gesture with your hand, conjuring a fireball:gestures with his hand, conjuring a fireball:NA]
[CDI:MAX_TARGET_NUMBER:C:1]
[CDI:WAIT_PERIOD:30]
Jet of Fire- A long stream of fire. Hurts more than a fireball, but much less than Dragonfire.
[CE_CAN_DO_INTERACTION:START:0]
[CDI:ADV_NAME:Conjure jet of fire]
[CDI:INTERACTION:MATERIAL_EMISSION]
[CDI:USAGE_HINT:ATTACK]
[CDI:BP_REQUIRED:BY_CATEGORY:HAND]
[CDI:FLOW:FIREJET]
[CDI:TARGET:C:LINE_OF_SIGHT]
[CDI:TARGET_RANGE:C:5]
[CDI:VERB:perform an ancient spell and fire springs forth from your fingertips:conjures a jet of fire:NA]
[CDI:MAX_TARGET_NUMBER:C:1]
[CDI:WAIT_PERIOD:100]
[CE_CAN_DO_INTERACTION:START:0]
Avatar of Fire- Turns the caster into a man made out of flames, called an Avatar of Fire. You`ll need to add the "Avatar of Fire" down to your raws, though. (Simply create a new txt. file titled "creature fireavatar" or something and copy&paste the entry below into it.)
[CDI:ADV_NAME:Avatar of Fire]
[CDI:INTERACTION:AVATAR_FIRE]
[CDI:TARGET:A:SELF_ONLY]
[CDI:USAGE_HINT:FLEEING]
[CDI:VERB:channel fire through your body:begins to glow like the sun itself:NA]
[CDI:TARGET_VERB:become an avatar of fire:becomes an avatar of fire]
[CDI:WAIT_PERIOD:3000]
[INTERACTION:AVATAR_FIRE]
[I_SOURCE:CREATURE_ACTION]
[I_TARGET:A:CREATURE]
[IT_LOCATION:CONTEXT_CREATURE]
[IT_AFFECTED_CLASS:WERECURSE]
[I_EFFECT:ADD_SYNDROME]
[IE_TARGET:A]
[IE_IMMEDIATE]
[SYNDROME]
[CE_BODY_TRANSFORMATION:START:0:END:20]
[CE:CREATURE:ELEMENTMAN_FIRE:DEFAULT]
The avatar of fire creature
[OBJECT:CREATURE]
[CREATURE:AVATAROF_FIRE]
[DESCRIPTION:A human who has channeled fire through his own body, becoming an avatar of fire.]
[NAME:avatar of fire:avatars of fire:avatar of fire]
[CASTE_NAME:avatar of fire:avatars of fire:avatar of fire]
[CREATURE_TILE:'M'][COLOR:4:0:1]
[FIREIMMUNE][LIKES_FIGHTING][MAGMA_VISION]
[NOPAIN][EXTRAVISION][NOBREATHE][NOSTUN][NONAUSEA][NOEMOTION]
[NOTHOUGHT][NOEXERT]
[NO_DIZZINESS]
[NO_FEVERS]
[FIXED_TEMP:10800]
[BUILDINGDESTROYER:2]
[NO_DRINK][NO_EAT][NO_SLEEP]
[NOT_LIVING]
[CANOPENDOORS]
[NOT_BUTCHERABLE]
[NOFEAR]
[PREFSTRING:licks of fire]
[NOBONES]
[BODY:HUMANOID_SIMPLE]
[NO_THOUGHT_CENTER_FOR_MOVEMENT]
[USE_MATERIAL_TEMPLATE:FLAME:FLAME_TEMPLATE]
[MAT_FIXED_TEMP:10800]
[USE_TISSUE_TEMPLATE:FLAME:FLAME_TEMPLATE]
[TISSUE_LAYER:BY_CATEGORY:ALL:FLAME]
[BODY_SIZE:0:0:70000]
[BODY_APPEARANCE_MODIFIER:HEIGHT:90:95:98:100:102:105:110]
[BODY_APPEARANCE_MODIFIER:BROADNESS:90:95:98:100:102:105:110]
[ATTACK:PUNCH:BODYPART:BY_TYPE:GRASP]
[ATTACK_SKILL:GRASP_STRIKE]
[ATTACK_VERB:punch:punches]
[ATTACK_CONTACT_PERC:100]
[ATTACK_FLAG_WITH]
[ATTACK_PRIORITY:MAIN]
[ATTACK:KICK:BODYPART:BY_TYPE:STANCE]
[ATTACK_SKILL:STANCE_STRIKE]
[ATTACK_VERB:kick:kicks]
[ATTACK_CONTACT_PERC:100]
[ATTACK_FLAG_WITH]
[ATTACK_PRIORITY:SECOND]
[ITEMCORPSE:BAR:NO_SUBTYPE:ASH:NO_MATGLOSS]
[ALL_ACTIVE]
[SWIMS_INNATE][SWIM_SPEED:2500]