Hope you enjoy steemit! I've tagged you in some of the frequent steemmonsters contests that happen here. I'm trying to build my deck too :)

https://www.palnet.io/steem/@mango-juice/dual-giveaway-10-win-1-sbi-and-1-hobogoblin-card-ddybujlx
https://steemit.com/giveaway/@zaku/dark-energy-crystal-dec-giveaway-30-show-off-your-battle

There are lots more if you look for them.