Beyond that, what matters most is likely cards you only have out when youre winning, like Portal to Phyrexia and Virtue of Persistence
But the price per card starts to look a lot more appealing as the number of charge counters on the Insight Engine increases
That's a hefty cost even for that powerful effect, but you also get a discover 5 trigger at the beginning of your end step
Offspring is a creature mechanic with an extra kicker-like cost that, when paid, lets you make a 1/1 token copy of the creature with offspring
I mean, the dude in this art looks absolutely deranged - His bloodshot eyes, the way you can tell he's smiling behind his decrepit blood-soaked hands, his nails
Decoction Module: [Category 3] 1 Energy for every creature that enters the battlefield