You could also try building it as a 4 color deck (representing the four player party created by the ultimate) and focusing PURELY on venture if you chose
I also quite like green-blue-red, which combines the best Lander cards, efficient removal, and powerful bombs from green-blue and green-red into a coherent three-color strategy
A Archaeomancers Map proxy lets you run this powerful staple across every deck you own without paying secondary market prices
This results in infinite Magecraft triggers, allowing us to rummage through the deck
Jackdaw Savior provides recursion, Errant and Giada and Tide Skimmer grant card advantage, and you can get protection with Jubilant Skybonder and Sephara, Sky's Blade
all English special illustration rare cards since then have had two gold stars in their respective bottom-left corners to denote their rarity just as Japanese cards have SAR in that same spot