[confirmed]Mortarpod damage is external

[BAgate]

Describe the Bug:
Damage done with Mortarpod is external, so doesn't trigger deathtouch.

Which card did behave improperly ?
Mortarpod

Which update are you using?(date,name)Which type(Duel,Gauntlet,Sealed Deck)
2014/02/18: Born of the Gods v2 - DUEL

What exactly should be the correct behavior/interaction ?
Damage should come from creature and so trigger deathtouch

Are any other cards possibly affected by this bug ?
-

[BAgate]

Devs, is this an engine limitation or will it eventually be fixed?