Collectible Card Game Headquarters

Describe the Bug:
- Metathran Aerostat ability need to be tapped to activate (thus cannot be used while in summoning sickness mode)
- Metathran Aerostat ability is canceled at resolution (after a creature is chosen from hand)

Which card did behave improperly ?
Metathran Aerostat

Which update are you using?(date,name)Which type(Duel,Gauntlet,Sealed Deck)
OoAv2

What exactly should be the correct behavior/interaction ?
- Metathran Aerostat ability doesn't need to be tapped to activate
- Metathran Aerostat ability is not canceled at resolution

Are any other cards possibly affected by this bug ?
-

Fixed as 6490738