Playing Biology Project doesn't count as 'playing a card' for Combo and Rat Trap

[Patashu]

• https://www.reddit.com/r/hearthstone/comments/95lul4/opponent_played_3_cards_and_rat_trap_didnt_proc/

• https://www.reddit.com/r/hearthstone/comments/95iuwu/bugbiology_project_doesnt_trigger_combo/

Maybe it's accidentally coded to be a 'token card' like choose one choices?

[troggnostupidhs]

Possibly related to #1008

https://www.reddit.com/r/hearthstone/comments/95lul4/opponent_played_3_cards_and_rat_trap_didnt_proc/e3tw3dy/

It looks like it has something to do with cards that cost 0. Based on him playing the minion that cost zero and the mage legendary bug

[troggnostupidhs]

https://youtu.be/5PYZ5QELCIk?t=8