To play a Song card, you can either use the ink in your inkwell or use any character card of matching or higher cost, unless a card otherwise states that it cannot
That's a huge difference from 100-140, and it's all thanks to duplicate protection
This ultimately forces a continual tax upon opponents that drains them of available land while providing the controller with additional mana resources
Then, at the beginning of combat on your turn, you get to put X +1/+1 counters on another target Creature you control, where X is the number of experience counters you have
Here are my general guidelines for deciding whether to name Human, Illusion, or Wizard in those spots: If you have an Aether Vial on the battlefield, you should prioritize Mantis Rider or Deputy of Detention above Phantasmal Image
This works well for Discard decks like Neheb, the WorthyNeheb, the Worthy, but also Magar