Blue gets you proliferate, but outside of Inexorable Tide, the mechanic is just plain better on the artifacts that have it namely Contagion Clasp, Contagion Engine, and Throne of Geth
On Wings of Gold Mana Value: 3W Rarity: Rare Type: Enchantment Card Text: Creatures you control that are Zombies and/or tokens get +1/+1 and have flying
Like Hearthstone, Legends also includes an in-game currency which can be used for multiple things
Start from the 100-card total, subtract your single commander, then fill the 99 using the ratio above: lands first (36-38), then the ramp, draw, and removal cores (roughly 10/9/9), then 7-10 win conditions, and the rest as synergy and flex slots
If anything, the worst youll get from them is warts (if you believe old superstition)