[unreproducible/closed]Sanity Grinding less cards put to gy

[Aswan jaguar]

Describe the Bug:
Sanity Grinding doesn't force the correct amount of cards to be put to the graveyard the number is less.I can't figure out how.

Which card did behave improperly ?
Sanity Grinding,chroma mechanism?

Which update are you using?(date,name)Which type(Duel,Gauntlet,Sealed Deck)
2014/05/06: Journey into Nyx

What exactly should be the correct behavior/interaction ?
Sanity Grinding makes opponent to put number of cards to graveyard equal to all blue mana symbols of all 10 top cards revealed.

Are any other cards possibly affected by this bug ?
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