scars duals on DOTP 2012

[upercgb]

can anyone can make me an example of one scars dual please? im not sure how to make the filters

[sadlyblue]

Here's a few i already made for a deck i've been working on. Btw, its a Frites deck...
http://www.mediafire.com/?s6cpnuqxua266u2

[upercgb]

actually i was trying to make the same deck

[sadlyblue]

i'm just having trouble coding trackers instint.
i can make it choose one of the 4 cards, but can't limit it to a creature. and if you choose any other type, will discard all.
(just edited the bad english from last night )