Creativity Unbound

(This creature enters as either Temurzoa or Gelectrode. Whenever you cast a spell, it switches persona.)
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{u} - Temurzoa | {r} - Gelectrode
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Instant and sorcery | {2}{r}, {t}: Copy target
spells you cast cost | instant or sorcery spell.
{1} less to cast. | You may choose new