One of the earliest Elizabethan plays are Gorboduc (1561) by Sackville and Norton, and Thomas Kyd's The Spanish Tragedy (1592). Gorboduc is notable especially since the first verse drama in English to employ blank verse, and for that way it formulated things, from the earlier morality plays and Senecan https://buy-now.cognitiveinstituteofdallas.org/product-detail-DARVO-deny-attack-reverse-victim-offender.html