Back to spoilers
Cuboid Colony
Creature — Insect
Flash Flying, trample Increment (Whenever you cast a spell, if the amount of mana you spent is greater than this creature's power or toughness, put a +1/+1 counter on this creature.)
It's chaotic in the midst of the swarm—only when you step back does the pattern emerge.
Power/Toughness:1/1
uncommon · #183 · sos