As many as are in your deck. There’s no limit to the number of creatures and artifacts that can be in play simultaneously.
Can you play multiple legendary artifacts?
A player may not control two or more legendary permanents with the same name. Legendary is a card supertype.
Can you equip multiple artifacts MTG?
Yup, equip as many of them as you like. Note that you need to be able to target your creature to equip it. So cards that give your creature shroud (like Whispersilk Cloak) can get in the way of stacking on lots of equipment.
Do artifacts stay on battlefield?
An artifact represents a magical relic. Like an enchantment, an artifact is a permanent, so it’ll stay on the battlefield affecting the game. Most artifacts are colorless, so you can cast one no matter what kinds of lands you have.
How many artifact lands can you play on a turn?
Just because artifact lands are artifacts it doesn’t mean you can just spam them on your turn. The normal land rule applies to these lands meaning you can only place one land each turn unless other card texts say otherwise.
Can a land be an artifact in Magic The Gathering?
Essentially, the fact of an Artifact Land being an artifact doesn’t mean it is no longer bound by the rules for lands; it must follow all the normal rules for lands, and all the normal rules for artifacts too – so it is a valid target for Shatter, and so on. @ghoppe – Good point, I’ve changed my answer to say “on your first turn”.
Are there limits to how many planeswalkers can be on the battlefield?
The only three limits are: Enchantments with the World supertype. 704.5j If two or more planeswalkers that share a planeswalker type are on the battlefield, all are put into their owners’ graveyards. 704.5k If two or more legendary permanents with the same name are on the battlefield, all are put into their owners’ graveyards.
Can a spell be cast on an artifact land?
It can’t be cast as a spell. Essentially, the fact of an Artifact Land being an artifact doesn’t mean it is no longer bound by the rules for lands; it must follow all the normal rules for lands, and all the normal rules for artifacts too – so it is a valid target for Shatter, and so on.
