Spells: When an odd-numbered
mystic theurge level above 10th is gained she gains new
spells per day (and
spells known, if applicable), as if she had gained a level in an arcane spellcasting class she belonged to previously, up to the maximum
spells per day and
spells known by that class. Her
caster level in that class also increases by +1. When an even-numbered
mystic theurge level above 10th is gained she gains new
spells per day (and
spells known, if applicable), as if she had gained a level in a divine spellcasting class she belonged to previously, up to the maximum
spells per day and
spells known by that class. Her
caster level in that class also increases by +1.