Subject Kirby
From Archon Arcana - The KeyForge Wiki
Subject Kirby • Star Alliance • Creature • Common • Play/After Fight/After Reap: You may play a non-Star Alliance creature this turn. • Artist: Gabriel Scavariello • Card Number: MM:315, VM2023:324, VM2024:272, MoMu:368
Commentary
Playing Subject Kirby will allow you to play another card from your hand on the first turn, since the First Turn Rule can be modified by card effects.
Source: First Turn Rule