Can multiple creatures attack a planeswalker?

Yes, after you choose which creatures are attacking, you may choose whether they are attacking the defending player or a planeswalker that player controls.

Does attacking a planeswalker count as attacking an opponent?

Planeswalkers aren’t creatures, so they can’t attack or block.

Can you attack with 2 creatures in Magic The Gathering?

Multiple creatures may attack at the same time, but the turn player may only declare their list of attackers once.

Can you split attacks between planeswalker and player?

Planeswalkers can be attacked, just like another player. As you declare an attacking creature, you choose whether that creature is attacking an opponent or a planeswalker an opponent controls. You cannot split damage from a single source between a player and a planeswalker.

Can you have two planeswalkers with the same name?

All planeswalkers are also legendary. This means you can’t have control of two planeswalkers with the same full name at the same time. You can keep both planeswalkers as they have different full names. But if you cast a second Jace, Ingenious Mind Mage, you’ll put one of them into your graveyard..

Can you block someone attacking your planeswalker?

No, Planeswalkers, can only be attacked, like you. An attacking player can choose creatures to attack both you and your planeswalkers. You use creatures to block damage, preventing it from being dealt to your planeswalkers.

Can you block for other players in Magic?

Technically speaking, the rule is explicit that you can only block creatures attacking you; you can’t use your creatures to block creatures attacking another player (or vice versa).

Can you target planeswalker as opponent?

As of the Dominaria rules update, no. The planeswalker redirection rule you cite has been removed, and so dealing damage to “each opponent” means literally that, just player(s), no planeswalkers involved.

Can you split attacks in magic?

If you have multiple creatures, you can have some of them attack the player and others attack the planeswalker. You cannot split an individual creature’s damage.

How many planeswalkers can you have in a Magic The Gathering deck?

four planeswalkers
You can have a maximum of four planeswalkers with the same card name in your deck, just like any other MTG card.