Yolugwya, Doyen of Speed

Flash, First Strike
Yolugwya, Doyen of Time can't be countered.
When Yolugwya, Doyen of Time enters the battlefield, copy target instant or sorcery spell.
You may choose new targets for that spell.
{u}{b}{r}: The next two instant and/or sorcery spells you cast this turn have Split Second.