If youre not happy with the 4/4 flier, you can transform this card into Nicol Bolas, the Arisen
Elderscale Wurm A green Platinum Angel, I can see how youd use Elderscale Wurm, but it feels like green is bad at playing from behind like this
Maskwood Nexus: I am Spartacus
When you play a card like Mind Rot, you can clear his handleaving him with nothingbut will have a card of your own held back that can answer his next threat
You also should be playing optimized decks in major tournaments, and if that means overspending on a card, you gotta do what you gotta do
Obviously, this is a problem in Magic where there are tons of free artifacts, artifact creatures, and even artifact lands