1 i have a survival of the fittest in play
2 i activate its ability discarding a creature card, in order to search a creature on my deck
3 the game didnt let me search a creature and on the commentary box it appears fail to search for a creature (i had a lot a creatures in my deck at the time this bug happened)

then i had the same bug with other card
1 i casted tooth and nailed without entwine
2 try to search for two creatures and the same problem happens