Thats not to say you cant play a multicolor deck to get the best use of Kaldring, but a mono-green deck can still find ways to make blue and black to cast the back half (any lovers of Gilded Goose in here?) Since Jorn doesnt need to connect to untap your snow permanents, you can do a few things to help protect him that should work with your main game plan
Earlier in November, twin heists at stores in Seymour and Waterford, Conn., netted thieves up to $18,000
Plus, Ive already seen a version of Red Deck Wins in Modern that looks promising, and it probably wont cost much to build, either
You pay all costs and follow all normal timing rules for cards played from exile this way
You place them on top of an existing card, and then they gain its previous attacks, but adds a few new ones