The alternative art card for Liliana, Dreadhorde Commander vanguard support lists ‘Amass 2’ as an action, but only makes 1 zombie army token.
This is the Marvel Puzzle Quest forums. You should post this on the Magic: The Gathering PQ forums.
No this is MTGPQ. For once one of you Marvel players are in the wrong forum 
Hello @KraptainKunch
Thank you for the feedback.
This issue is already being investigated.
You can expect a correction on the next update.