I wasn't able to connect to chat server for days and I completed everything in game
when I was able to connect I had Hard and challange medal but not others xD
My survival 25 success
_ S _ S _ S _ S _ W
_ S _ S _ S _ S _ W
_ S _ S _ S _ E _ W
_ S _ S _ S _ S _ W
_ S _ S _ S _ S _ W
:D
S = Sticky (slow)
W = Worm (damage multipled by number of enemies)
E = eye for ghosts
_ = empty
these are cheap and easy to renew
and for start... place a doubleshot on middle and use some sword, and a curse at last column... or just figure something out
when you get some start building last columns from 3 worms and 3 stickies at 2 lines before
 "Zombie Bites"){kind=icon}
 "Sieger"){kind=icon}
 "Crush The Castle 2"){kind=icon}
 "Factory Balls, the Christmas edition"){kind=icon}
 "endeavor"){kind=icon}
 "Dungeon Developer"){kind=icon}
 "Sacred Seasons 2 MMORPG"){kind=icon}
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 "Love"){kind=icon}
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 "Flaming Zombooka 2"){kind=icon}
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