If the creature loses flying before Shadow Puppeteers's last ability resolves, the creature will still become a red Dragon with base power and toughness 4/4 in addition to its other colors and types until end of turn
Pale Bears and Balduvian Bears
You activate the Welder again, sacrificing the artifact you got from the graveyard in the last step, and bring the Cam from the graveyard back into play, and again you untap the Welder and go to town with all the artifact ETBs
If you like Blood Moon, you can play a second copy of Blood Moon on a body with Magus of the Moon
Generally you can transform a card if you can meet the condition to transform it
And what hes been noticing, this weekend and in the monthslong lead-up to the sets release, is the joy when fans see cards of their favorite characters and moments from the games