The Skullspore Nexus Buylist if creatures you control have

if creatures you control have total toughness 10 or greater

each non-Equipment artifact and non-Aura enchantment you control with mana value 4 or greater is a 4/4 Elemental creature in addition to its other types and has indestructible

create a 1/1 colorless Gnome artifact creature token

where X is the number of other creatures you control with base power 1

(Activate each exhaust ability only once

The Skullspore Nexus Buylist if creatures you control haveThis spell costs {X} less to cast, where X is the greatest power among creatures you control. Whenever one or more nontoken creatures you control die, create a green Fungus Dinosaur creature token with base power and toughness each equal to the total power of those creatures. {2}, {T}: Double target creature's power until end of turn.