Skandapurana 14.29.15

14.29.15

athā'sau pārthivaḥ sadyo raudrāsyaḥ samajāyata ..
vyāghro daśakarālaśca tīkṣṇadantanakhastathā ..
bhakṣayāmāsa tāṃ senāmātmīyāṃ krodhamūrcchitaḥ .. 15 ..

Then that king immediately became one with a terrifying face—
a tiger, ten cubits long, with sharp teeth and claws;
and fainting with rage, he devoured his own army.