Declension table of ?mantrakṛta

Neuter	Singular	Dual	Plural
Nominative	mantrakṛtam	mantrakṛte	mantrakṛtāni
Vocative	mantrakṛta	mantrakṛte	mantrakṛtāni
Accusative	mantrakṛtam	mantrakṛte	mantrakṛtāni
Instrumental	mantrakṛtena	mantrakṛtābhyām	mantrakṛtaiḥ
Dative	mantrakṛtāya	mantrakṛtābhyām	mantrakṛtebhyaḥ
Ablative	mantrakṛtāt	mantrakṛtābhyām	mantrakṛtebhyaḥ
Genitive	mantrakṛtasya	mantrakṛtayoḥ	mantrakṛtānām
Locative	mantrakṛte	mantrakṛtayoḥ	mantrakṛteṣu

Compound mantrakṛta -

Adverb -mantrakṛtam -mantrakṛtāt