Price: $356.36 2
It had a similar issue to Up the Beanstalk where cantripping on ETB made it safe to play in most scenarios, and this one even spotted you extra power and toughness the turn you played it
Other enters-the-battlefield replacement abilities printed on the creatures entering the battlefield won't be applied because those permanents will already be copies of the target creature at that point (and therefore they won't have those abilities)
Blaster, Combat DJ // Blaster, Morale Booster Look, Im not reading all that, but trust me that theres some artifact creature deck out there (with a Gruul commander, I guess?) that might be interested in Blaster, Combat DJ, or the converted Blaster, Morale Booster
Green Goblin's last ability counts the number of cards you have discarded previously this turn, including the one you discard to Green Goblin's own ability
For example, you can have four Ashiok, Nightmare Muses and four Ashiok, Dream Renders in your deck (depending on the format and legality of the cards, of course)