Knab-Knob, Grobdar's Friend

When Knab-Knob, Grobdar's Friend enters
the battlefield, create a red legendary 5/5
dragon creature token named Grobdar, Patron of
Knab-Knob with flying.
If Knab-Knob, Grobdar's Friend dies, Grobdar,
Patron of Knab-Knob gets "This creature must
attack each turn if able, and must be blocked if
able."
"For some reason, Grobdar took a liking for her
snack-to-be, and decided to spare him. The two
have been inseparable ever since"