Casting Balemurk with Impending still counts as casting a spell with mana value 5 or greater, so Beanstalk will still draw you a card
In multi-colour, there are a whopping nine Dimir (blue/black), two Golgari (black/green), and two Esper (white/blue/black), two Sultai (black/green/blue), and one Bant (green/white/blue) with The Brothers' War's Tocasia, Digsite Mentor.
Emberhorn Minotaur: Limited, and to good use
This way, you dont have to wait until your next turn to try and trigger a ninjutsu ability and can better take advantage of an opponents open battlefield
The card is also an artifact enabling other potential synergies in the Tinker/Welder camp
C Big Catch GX Look at the top 12 cards of your deck you may put any Basic Pokmon you find there on your bench