Can you respond to the legend rule MTG?

Related questions

1. How many Planeswalkers are in the war of the spark?
2. Do Planeswalkers count as spells?
3. Can you negate a Planeswalker?
4. What is a spirit dragon?
5. How many diamonds are in a 52 deck?
6. How many 9 of hearts are in a deck?
7. Can Planeswalkers be commanders?
8. Who is the oldest Planeswalker?
9. How much do magic cards sell for?
10. Does Magic Online cost money?

Tags

1. #opportunity
2. #those
3. #graveyards
4. #immediately
5. #without
6. #permanents
7. #respond
8. #their
9. #effects
10. #legend
11. #state
12. #others
13. #controls
14. #legendary
15. #source
16. #having
17. #chooses
18. #checked
19. #player
20. #owners
21. #based